Marquise Shape Lab Diamond Ring

Discover the elegant, elongated beauty of our Marquise Shape Lab Diamond Rings collection. Known for its boat-like shape and magnificent face-up size, the marquise cut maximizes carat weight while creating a flattering, slenderizing effect on the finger.

Each ring features a brilliant, ethically-sourced lab-created diamond that is chemically and optically identical to a mined stone. The marquise shape offers a unique, vintage flair, perfect for the modern individual seeking a distinctive statement. Find a brilliant and elongated lab diamond ring that captures timeless sophistication. Shop our flattering marquise collection today.

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Marquise Shape Lab Diamond Ring
Lab Grown
Marquise Cut Lab Grown Diamond Ring with Baguette Side Stones

Marquise Cut Lab Grown Diamond Ring with Baguette Side Stones

$1,892
$1,892 $2,232
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Lab grown
Vintage Marquise Lab Grown Ring With Side Marquise Diamonds

Vintage Marquise Lab Grown Ring With Side Marquise Diamonds

$1,909
$1,909 $2,252.62
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Lab Grown
1.70 TCW Designer Style Marquise Cut Lab Grown Diamond Wedding Band in Solid Gold For Girl

1.70 TCW Designer Style Marquise Cut Lab Grown Diamond Wedding Band in Solid Gold For Girl

$1,155
$1,155 $1,363
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Lab Grown
Marquise Cut Lab Grown Diamond Ring Prong Setting and Side Accents

Marquise Cut Lab Grown Diamond Ring Prong Setting and Side Accents

$1,849
$1,849 $2,181.82
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Lab Grown
Marquise and Oval Lab Grown Diamond Toi Et Moi Promise Ring

Marquise and Oval Lab Grown Diamond Toi Et Moi Promise Ring

$2,940
$2,940 $3,469
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Lab Grown
Stylish Lab Grown Marquise Cut Diamond Ring For Every Time

Stylish Lab Grown Marquise Cut Diamond Ring For Every Time

$1,580
$1,580 $1,864.40
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Lab Grown
Marquise Cut Pave Lab Grown Diamond Solitaire Engagement Ring

Marquise Cut Pave Lab Grown Diamond Solitaire Engagement Ring

$1,572
$1,572 $1,854
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Lab Grown
Marquise Solitaire Ring with Lab Grown Diamonds

Marquise Solitaire Ring with Lab Grown Diamonds

$1,466
$1,466 $1,729
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Lab Grown
Marquise Cut Lab Grown Diamond Split Shank Three Stone Ring

Marquise Cut Lab Grown Diamond Split Shank Three Stone Ring

$1,716
$1,716 $2,024
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Lab Grown
Bezel Set Round Lab Grown Diamond Wide Band Statement Ring

Bezel Set Round Lab Grown Diamond Wide Band Statement Ring

$1,633
$1,633 $1,960
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Save 16%
Lab Grown
Marquise Cut Lab Grown Solitaire Open Band Statement Ring

Marquise Cut Lab Grown Solitaire Open Band Statement Ring

$1,117
$1,117 $1,340
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Save 16%
Lab Grown
Marquise Lab Grown Diamond Floral Cluster Cocktail Ring

Marquise Lab Grown Diamond Floral Cluster Cocktail Ring

$1,909
$1,909 $2,252
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Save 15%
Lab Grown
Marquise Lab Grown Diamond Leaf Open Bypass Promise Ring

Marquise Lab Grown Diamond Leaf Open Bypass Promise Ring

$1,047
$1,047 $1,256
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Save 16%
Lab Grown
Marquise Lab Grown Diamond Floral Open Bypass Statement Ring

Marquise Lab Grown Diamond Floral Open Bypass Statement Ring

$431
$431 $509
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Lab Grown
Marquise Cut Solitaire Lab Grown Diamond Engagement Ring

Marquise Cut Solitaire Lab Grown Diamond Engagement Ring

$1,439
$1,439 $1,698
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Lab Grown
Marquise Cut Lab Grown Diamond Cathedral Solitaire Engagement Ring

Marquise Cut Lab Grown Diamond Cathedral Solitaire Engagement Ring

$1,450
$1,450 $1,711
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Lab Grown
Marquise Cut Lab Grown Diamond Vintage Engagement Ring

Marquise Cut Lab Grown Diamond Vintage Engagement Ring

$1,774
$1,774 $2,093
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Lab Grown
Marquise Cut Bypass Half Bezel Lab Grown Diamond Ring

Marquise Cut Bypass Half Bezel Lab Grown Diamond Ring

$1,450
$1,450 $1,711
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Lab Grown
Marquise Lab Grown Diamond Solitaire Bypass Half Bezel Promise Ring

Marquise Lab Grown Diamond Solitaire Bypass Half Bezel Promise Ring

$1,927
$1,927 $2,312
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Save 16%
Lab Grown
Marquise Cut Lab Grown Diamond Triple Band Wedding Ring

Marquise Cut Lab Grown Diamond Triple Band Wedding Ring

$1,471
$1,471 $1,735
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Lab Grown
Marquise Lab Grown Diamond Double Band Solitaire Band

Marquise Lab Grown Diamond Double Band Solitaire Band

$1,471
$1,471 $1,735
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Lab Grown
Marquise Cut Lab Grown Diamond Vintage Delicate Ring

Marquise Cut Lab Grown Diamond Vintage Delicate Ring

$1,450
$1,450 $1,711
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Lab Grown
Pear Cut Lab Grown Diamond Vintage Ring For Women

Pear Cut Lab Grown Diamond Vintage Ring For Women

$1,450
$1,450 $1,711
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Lab Grown
Marquise Half Bezel Lab Grown Diamond Bridal Ring Set

Marquise Half Bezel Lab Grown Diamond Bridal Ring Set

$1,833
$1,833 $2,162
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Lab Grown
East West Marquise Lab Grown Bezel Set Curve Band Ring

East West Marquise Lab Grown Bezel Set Curve Band Ring

$2,131
$2,131 $2,515
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Lab Grown
Nature Inspired Marquise Lab Grown Ring With Leaf Accent

Nature Inspired Marquise Lab Grown Ring With Leaf Accent

$2,997
$2,997 $3,536
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Lab Grown
Marquise Lab Grown Bypass Ring with Branch Inspired Accent

Marquise Lab Grown Bypass Ring with Branch Inspired Accent

$2,164
$2,164 $2,554
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Lab Grown
Marquise Lab Grown Engagement Ring With Floral Inspired Accent

Marquise Lab Grown Engagement Ring With Floral Inspired Accent

$1,539
$1,539 $1,816
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Save 15%
Lab Grown
Marquise Lab Grown Cluster Ring with Round And Marquise Side Accents

Marquise Lab Grown Cluster Ring with Round And Marquise Side Accents

$1,530
$1,530 $1,806
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Lab Grown
Marquise Diamond Lab Grown Engagement Ring with Six Prong

Marquise Diamond Lab Grown Engagement Ring with Six Prong

$1,439
$1,439 $1,698
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Lab Grown
Marquise and Round Lab Grown Diamond Floral Band Ring

Marquise and Round Lab Grown Diamond Floral Band Ring

$4,502
$4,502 $5,312
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Save 15%
Lab Grown
Marquise Cut Lab Grown Diamond Floral Cluster Split Shank Ring

Marquise Cut Lab Grown Diamond Floral Cluster Split Shank Ring

$2,729
$2,729 $3,220
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Save 15%
Lab Grown
2.00 TCW Masterpiece Gold Eternity Band with Marquise Cut Lab Diamonds in Continuous Scalloped Setting

2.00 TCW Masterpiece Gold Eternity Band with Marquise Cut Lab Diamonds in Continuous Scalloped Setting

$1,450
$1,450 $1,711
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Lab Grown
2.00 TCW Bold Eternity Band Featuring Bezel Set Marquise Cut Lab Diamonds in a Continuous Leaf Pattern

2.00 TCW Bold Eternity Band Featuring Bezel Set Marquise Cut Lab Diamonds in a Continuous Leaf Pattern

$1,450
$1,450 $1,711
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Lab Grown
1.10 TCW Luna Crest Gold Marquise Cut Lab Grown Diamond Wedding Band For Her

1.10 TCW Luna Crest Gold Marquise Cut Lab Grown Diamond Wedding Band For Her

$861
$861 $1,015
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Save 15%
Lab Grown
Marquise Cut Floral Cluster Lab Grown Diamond Wide Statement Band Ring

Marquise Cut Floral Cluster Lab Grown Diamond Wide Statement Band Ring

$2,340
$2,340 $2,762
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Save 15%
Lab Grown
Marquise and Round Lab Grown Diamond Wedding Band

Marquise and Round Lab Grown Diamond Wedding Band

$1,475
$1,475 $1,741
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Lab Grown
Accents Marquise and Round Lab Diamond Ring with Round Diamond

Accents Marquise and Round Lab Diamond Ring with Round Diamond

$568
$568 $670
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Lab Grown
Double Marquise Flower Open Wrap Lab Grown Diamond Promise Ring

Double Marquise Flower Open Wrap Lab Grown Diamond Promise Ring

$568
$568 $670
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Save 15%
Lab Grown
Marquise Diamond Curved Wave Lab Grown Wedding Band

Marquise Diamond Curved Wave Lab Grown Wedding Band

$384
$384 $454
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Lab Grown
Marquise Cut Lab Grown Diamond Ring with Trillion Sides

Marquise Cut Lab Grown Diamond Ring with Trillion Sides

$1,661
$1,661 $1,959
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Save 15%
Lab Grown
Marquise Engagement Three Stone Ring with Lab Grown Emerald Side Stone

Marquise Engagement Three Stone Ring with Lab Grown Emerald Side Stone

$1,672
$1,672 $1,972
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Save 15%
Lab Grown
Elegant Lab Grown Marquise Wedding Cut Ring For Women

Elegant Lab Grown Marquise Wedding Cut Ring For Women

$1,898
$1,898 $2,239
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Lab Grown
Wedding Band With Moval Center Lab Grown Diamond

Wedding Band With Moval Center Lab Grown Diamond

$615
$615 $725
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Lab Grown
Lab Grown Marquise Diamond Three Stone Engagement Ring

Lab Grown Marquise Diamond Three Stone Engagement Ring

$1,969
$1,969 $2,323
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Lab Grown
Pear And Double Marquise Lab Grown Diamond Band Ring

Pear And Double Marquise Lab Grown Diamond Band Ring

$769
$769 $907
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Lab Grown
Marquise & Pear Cut Toi Et Moi Halo Lab Grown Diamond Ring

Marquise & Pear Cut Toi Et Moi Halo Lab Grown Diamond Ring

$1,894
$1,894 $2,234
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Lab Grown
Marquise Cut Lab Grown Diamond Halo Engagement Ring
Marquise Cut Lab Grown Diamond Halo Engagement Ring

Marquise Cut Lab Grown Diamond Halo Engagement Ring

$1,783
$1,783 $2,104
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Lab Grown
Dutch Marquise Halo Lab Grown Ring with Blue Side Stones

Dutch Marquise Halo Lab Grown Ring with Blue Side Stones

$1,801
$1,801 $2,125
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Save 15%
Lab Grown
East West Marquise Cut Lab Grown Diamond Twisted Band Engagement Ring

East West Marquise Cut Lab Grown Diamond Twisted Band Engagement Ring

$876
$876 $1,033
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Save 15%
Lab Grown
Navette Halo Marquise Cut Lab Grown Diamond Engagement Ring

Navette Halo Marquise Cut Lab Grown Diamond Engagement Ring

$921
$921 $1,791
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Save 50%
Lab Grown
Marquise Cut Lab Grown Diamond Curved Halo Engagement Ring

Marquise Cut Lab Grown Diamond Curved Halo Engagement Ring

$942
$942 $1,111
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Save 15%
Lab Grown
Marquise Cut Cluster Lab Grown Diamond Engagement Ring

Marquise Cut Cluster Lab Grown Diamond Engagement Ring

$1,674
$1,674 $1,875
Save 10%
Save 10%
Lab Grown
Marquise Cut Four Petal Lab Grown Diamond Engagement Ring

Marquise Cut Four Petal Lab Grown Diamond Engagement Ring

$765
$765 $903
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Lab Grown
Royality Lab Grown Marquise Cut Diamond Ring For Everlasting

Royality Lab Grown Marquise Cut Diamond Ring For Everlasting

$1,985
$1,985 $2,342.30
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Save 15%
Lab Grown
East West Marquise Cut Cluster Dual Band Lab Grown Bridal Set

East West Marquise Cut Cluster Dual Band Lab Grown Bridal Set

$2,559
$2,559 $3,019
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Lab Grown
Marquise Cut Lab Grown Diamond Bezel Ring

Marquise Cut Lab Grown Diamond Bezel Ring

$1,684
$1,684 $1,684
Lab Grown
Vintage Marquise Cut Lab Grown Diamond Bridal Set

Vintage Marquise Cut Lab Grown Diamond Bridal Set

$1,961
$1,961 $2,313
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Save 15%
Lab Grown
Marquise Lab Grown Diamond Natural Inspire Green Side Accents Ring

Marquise Lab Grown Diamond Natural Inspire Green Side Accents Ring

$2,122
$2,122 $2,503
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Lab Grown
Marquise Lab Grown Diamond Quatrefoil Cluster Ring
Marquise Lab Grown Diamond Quatrefoil Cluster Ring

Marquise Lab Grown Diamond Quatrefoil Cluster Ring

$537
$537 $633
Save 75%
Save 75%
Lab Grown
Marquise Lab Grown Diamond Ring with Floral Leaf Side Stones

Marquise Lab Grown Diamond Ring with Floral Leaf Side Stones

$1,617
$1,617 $1,908
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Lab Grown
Marquise Cut Engagement Ring Lab Grown Half Pave Band

Marquise Cut Engagement Ring Lab Grown Half Pave Band

$1,864
$1,864 $2,199
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Lab Grown
Marquise Cut Lab Grown Diamond Engagement Ring with Pave Band

Marquise Cut Lab Grown Diamond Engagement Ring with Pave Band

$2,905
$2,905 $3,427
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Save 15%
Lab Grown
Marquise Cut Lab Grown Diamond Twisted Pave Engagement Ring

Marquise Cut Lab Grown Diamond Twisted Pave Engagement Ring

$2,213
$2,213 $2,611
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Lab Grown
Marquise Cut Lab Grown Diamond Ring with Channel Set Baguette Band

Marquise Cut Lab Grown Diamond Ring with Channel Set Baguette Band

$3,168
$3,168 $3,738
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Lab Grown
Vintage Marquise Cut Lab Grown Diamond With Side Stone

Vintage Marquise Cut Lab Grown Diamond With Side Stone

$1,674
$1,674 $1,975
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Lab Grown
Marquise Cut Lab Grown Diamond Leaf Vine Engagement Ring with Black Accents

Marquise Cut Lab Grown Diamond Leaf Vine Engagement Ring with Black Accents

$1,572
$1,572 $1,854
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Save 15%
Lab Grown
Vintage Bezel Set Oval Cut Lab Grown Diamond Ring With Double Crown Prong

Vintage Bezel Set Oval Cut Lab Grown Diamond Ring With Double Crown Prong

$2,058
$2,058 $2,428
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Save 15%
Lab Grown
Marquise Cut Lab Grown Solitaire Diamond Engagement Ring

Marquise Cut Lab Grown Solitaire Diamond Engagement Ring

$1,674
$1,674 $1,975
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Save 15%
Lab Grown
Marquise Cut Lab Grown Diamond Solitaire Ring with Pave Band

Marquise Cut Lab Grown Diamond Solitaire Ring with Pave Band

$1,765
$1,765 $2,083
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Save 15%
Lab Grown
Marquise Cut Lab Grown Diamond Pave Cathedral Engagement Ring

Marquise Cut Lab Grown Diamond Pave Cathedral Engagement Ring

$2,350
$2,350 $2,820
Save 16%
Save 16%
Lab Grown
Marquise Cut Lab Grown Diamond Pave Twisted Band

Marquise Cut Lab Grown Diamond Pave Twisted Band

$2,506
$2,506 $2,957
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Save 15%
Lab Grown
Marquise Cut Lab Grown Diamond Halo Ring

Marquise Cut Lab Grown Diamond Halo Ring

$2,696
$2,696 $3,181
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Save 15%
Lab Grown
Marquise Cut Lab Grown Diamond Solitaire Ring

Marquise Cut Lab Grown Diamond Solitaire Ring

$1,759
$1,759 $2,075
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Save 15%
Lab Grown
Marquise and Round Lab Grown Diamond Half Eternity Band

Marquise and Round Lab Grown Diamond Half Eternity Band

$2,350
$2,350 $2,773
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Save 15%
Lab Grown
Marquise Cut Lab Grown Minimalist Engagement Ring

Marquise Cut Lab Grown Minimalist Engagement Ring

$2,572
$2,572 $3,034
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Save 15%
Lab Grown
Marquise Cut Diamond Halo Ring Lab Grown Diamond with Split Shank

Marquise Cut Diamond Halo Ring Lab Grown Diamond with Split Shank

$1,107
$1,107 $1,307
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Save 15%
Lab Grown
Marquise Lab Grown Diamond Flower Cluster Engagement Ring

Marquise Lab Grown Diamond Flower Cluster Engagement Ring

$906
$906 $1,069
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Save 15%
Lab Grown
Marquise Lab Grown Wedding Ring With Baguettes

Marquise Lab Grown Wedding Ring With Baguettes

$1,663
$1,663 $1,962
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Save 15%
Lab Grown
Engagement Lab Grown Ring With Marquise And Trillion Diamonds

Engagement Lab Grown Ring With Marquise And Trillion Diamonds

$1,670
$1,670 $1,970
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Save 15%
Lab Grown
Marquise Cut Lab Grown Leaf Wrap Ring with Yellow Gold Band

Marquise Cut Lab Grown Leaf Wrap Ring with Yellow Gold Band

$852
$852 $1,005
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Save 15%
Lab grown
Mixed Shape Lab Grown Diamond Eternity Delicate Band Ring

Mixed Shape Lab Grown Diamond Eternity Delicate Band Ring

$1,211
$1,211 $1,429
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Save 15%
Lab Grown
Marquise Cut Diamond Halo Solitaire Lab Grown Diamond Ring
Marquise Cut Diamond Halo Solitaire Lab Grown Diamond Ring

Marquise Cut Diamond Halo Solitaire Lab Grown Diamond Ring

$1,518
$1,518 $1,792
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Save 15%
Lab Grown
Oval Cut Lab Grown Diamond Solitaire Rings Micro Pave Band

Oval Cut Lab Grown Diamond Solitaire Rings Micro Pave Band

$1,260
$1,260 $1,486
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Save 15%
Lab Grown
Marquise Cut Hidden Halo with Pave Band Lab Grown Ring

Marquise Cut Hidden Halo with Pave Band Lab Grown Ring

$1,674
$1,674 $1,975
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Save 15%
Lab Grown
Solitaire Marquise Cut Lab Grown Diamond Engagement Ring

Solitaire Marquise Cut Lab Grown Diamond Engagement Ring

$1,439
$1,439 $1,698
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Save 15%
Lab Grown
Marquise Cut Lab Created Solitaire Engagement Ring

Marquise Cut Lab Created Solitaire Engagement Ring

$1,418
$1,418 $1,674
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Save 15%
Lab Grown
East West Marquise Cut Lab Grown Diamond Engagement Ring
East West Marquise Cut Lab Grown Diamond Engagement Ring

East West Marquise Cut Lab Grown Diamond Engagement Ring

$538
$538 $635
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Save 15%
Lab Grown
Marquise Lab Grown Diamond Engagement Ring

Marquise Lab Grown Diamond Engagement Ring

$1,492
$1,492 $1,761
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Save 15%
Lab Grown
Marquise Halo Lad Grown Diamond Ring with Split Double Band

Marquise Halo Lad Grown Diamond Ring with Split Double Band

$1,575
$1,575 $1,859
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Save 15%
Lab Grown
Marquise Cut Split Shank Lab Grown Diamond Engagement Ring Pave Band
Marquise Cut Split Shank Lab Grown Diamond Engagement Ring Pave Band

Marquise Cut Split Shank Lab Grown Diamond Engagement Ring Pave Band

$1,326
$1,326 $1,564
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Save 15%
Lab Grown
Marquise Cut Vintage Lab Grown Diamond Engagement Ring with Milgrain

Marquise Cut Vintage Lab Grown Diamond Engagement Ring with Milgrain

$1,258
$1,258 $1,484
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Save 15%
Lab Grown
Open Pear Cut Lab Grown Bypass Ring with Pavé Accents

Open Pear Cut Lab Grown Bypass Ring with Pavé Accents

$528
$528 $623
Save 15%
Save 15%
Lab Grown
Dutch Marquise Halo Lab Grown Diamond Pave Ring

Dutch Marquise Halo Lab Grown Diamond Pave Ring

$1,898
$1,898 $2,240
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Save 15%
Lab Grown
Marquise Cut Lab Grown Diamond Pave Band Engagement Ring

Marquise Cut Lab Grown Diamond Pave Band Engagement Ring

$2,009
$2,009 $2,370
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Save 15%
Lab Grown
Marquise Cut Lab Grown Solitaire Vine Ring with Leaf Diamond Accents

Marquise Cut Lab Grown Solitaire Vine Ring with Leaf Diamond Accents

$1,663
$1,663 $1,963
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Save 15%
Lab Grown
Marquise Cut Lab Grown Diamond Solitaire Ring with Hidden Pavé Halo

Marquise Cut Lab Grown Diamond Solitaire Ring with Hidden Pavé Halo

$1,470
$1,470 $1,764
Save 16%
Save 16%
Lab Grown
Marquise Cut Halo Lab Grown Diamond Ring

Marquise Cut Halo Lab Grown Diamond Ring

$1,684
$1,684 $1,988
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Save 15%
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