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Cushion Rectangular Lab Grown Diamond Rings

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50 Custom ringsThe power is in your hands! Each product featured here can be based on your choice of gemstone and its quality, carat weight and metal.
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8x6mm FGVS Lab-Grown Prong-Set Cushion Rectangular Diamond Solitaire Engagement Ring in Yellow Gold
Lab-Grown Prong-Set Cushion Rectangular Diamond Solitaire Engagement Ring
$1,819 - $6,40914K Yellow Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Prong-Set Cushion Rectangular Diamond Solitaire Engagement Ring
LSR4668D
1111LSR4668D
In stock
7x5mm FGVS Lab-Grown Thin Shank Cushion Diamond Ring with Diamond Accents in White Gold
Lab-Grown Thin Shank Cushion Diamond Ring with Lab Diamond Accents
$1,559 - $8,92914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Thin Shank Cushion Diamond Ring with Lab Diamond Accents
LSR1068D
1111LSR1068D
In stock
6x4mm FGVS Lab-Grown Cushion and Half-Moon Diamond Halo Ring in Yellow Gold
Lab-Grown Cushion and Half-Moon Diamond Halo Ring
$2,639 - $10,000+14K Yellow Gold
14k+white+gold
14k+yellow+gold
p950+white+platinum
Lab-Grown Cushion and Half-Moon Diamond Halo Ring
LSR0989D
1111LSR0989D
In stock
8x6mm FGVS Cushion Rectangular Lab-Grown Diamond Engagement Ring with Marquise Motifs in White Gold
Cushion Rectangular Lab-Grown Diamond Engagement Ring with Marquise Motifs
$1,659 - $4,77914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Cushion Rectangular Lab-Grown Diamond Engagement Ring with Marquise Motifs
LSR4688D
1111LSR4688D
In stock
7x5mm FGVS Cushion Rectangular Lab-Grown Diamond Engagement Ring with Accents in 18K White Gold
Cushion Rectangular Lab-Grown Diamond Engagement Ring with Accents
$2,109 - $6,74918K White Gold
18k+white+gold
18k+yellow+gold
18k+rose+gold
p950+white+platinum
Cushion Rectangular Lab-Grown Diamond Engagement Ring with Accents
LSR4696D
1111LSR4696D
In stock
8x6mm FGVS Lab-Grown Vintage Style Cushion Rectangular Diamond Engagement Ring with Leaf Motifs in White Gold
Lab-Grown Vintage Style Cushion Rectangular Diamond Engagement Ring with Leaf Motifs
$1,819 - $5,15914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Vintage Style Cushion Rectangular Diamond Engagement Ring with Leaf Motifs
LSR4663D
1111LSR4663D
In stock
8x6mm FGVS Cushion Rectangular Lab-Grown Diamond Engagement Ring with Marquise Accents in White Gold
Cushion Rectangular Lab-Grown Diamond Engagement Ring with Marquise Accents
$1,669 - $5,30914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Cushion Rectangular Lab-Grown Diamond Engagement Ring with Marquise Accents
LSR4683D
1111LSR4683D
In stock
7x5mm FGVS Cushion Rectangular Lab-Grown Diamond Halo Twisted Rope Shank Engagement Ring in White Gold
Cushion Rectangular Lab-Grown Diamond Halo Twisted Rope Shank Engagement Ring
$2,629 - $5,95914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Cushion Rectangular Lab-Grown Diamond Halo Twisted Rope Shank Engagement Ring
LSR4678D
1111LSR4678D
In stock
7x5mm FGVS Cushion Rectangular Lab-Grown Diamond Twisted Rope Shank Engagement Ring in 18K White Gold
Cushion Rectangular Lab-Grown Diamond Twisted Rope Shank Engagement Ring
$2,169 - $5,40918K White Gold
18k+white+gold
18k+yellow+gold
18k+rose+gold
p950+white+platinum
Cushion Rectangular Lab-Grown Diamond Twisted Rope Shank Engagement Ring
LSR4673D
1111LSR4673D
In stock
8x6mm FGVS Lab-Grown Prong-Set Cushion Rectangular Diamond Halo Engagement Ring in White Gold
Lab-Grown Prong-Set Cushion Rectangular Diamond Halo Engagement Ring
$1,669 - $4,97914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Prong-Set Cushion Rectangular Diamond Halo Engagement Ring
LSR4606D
1111LSR4606D
In stock
7x5mm FGVS Lab-Grown Cushion Rectangular Diamond Engagement Ring with Pear Accents in White Gold
Lab-Grown Cushion Rectangular Diamond Engagement Ring with Pear Accents
$2,239 - $5,50914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Cushion Rectangular Diamond Engagement Ring with Pear Accents
LSR4638D
1111LSR4638D
In stock
7x5mm FGVS Cushion Rectangular Lab-Grown Diamond Halo Side Stone Engagement Ring in White Gold
Cushion Rectangular Lab-Grown Diamond Halo Side Stone Engagement Ring
$2,369 - $6,39914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Cushion Rectangular Lab-Grown Diamond Halo Side Stone Engagement Ring
LSR4692D
1111LSR4692D
In stock
7x5mm FGVS Lab-Grown Vintage Inspired Cushion Rectangular Diamond Double Halo Engagement Ring in White Gold
Lab-Grown Vintage Inspired Cushion Rectangular Diamond Double Halo Engagement Ring
$2,449 - $6,02914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Vintage Inspired Cushion Rectangular Diamond Double Halo Engagement Ring
LSR4648D
1111LSR4648D
In stock
7x5mm FGVS Lab-Grown Nature-Inspired Cushion Rectangular Diamond Engagement Ring with Leaf Motifs in 18K White Gold
Lab-Grown Nature-Inspired Cushion Rectangular Diamond Engagement Ring with Leaf Motifs
$2,149 - $5,69918K White Gold
18k+white+gold
18k+yellow+gold
18k+rose+gold
p950+white+platinum
Lab-Grown Nature-Inspired Cushion Rectangular Diamond Engagement Ring with Leaf Motifs
LSR4601D
1111LSR4601D
In stock
7x5mm FGVS Lab-Grown Cushion Rectangular Diamond Halo Knife-Edge Shank Engagement Ring in White Gold
Lab-Grown Cushion Rectangular Diamond Halo Knife-Edge Shank Engagement Ring
$2,349 - $5,44914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Cushion Rectangular Diamond Halo Knife-Edge Shank Engagement Ring
LSR4567D
1111LSR4567D
In stock
7x5mm FGVS Lab-Grown Vintage Inspired Cushion Rectangular Diamond Split Shank Engagement Ring in White Gold
Lab-Grown Vintage Inspired Cushion Rectangular Diamond Split Shank Engagement Ring
$2,279 - $5,92914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Vintage Inspired Cushion Rectangular Diamond Split Shank Engagement Ring
LSR4658D
1111LSR4658D
In stock
8x6mm FGVS Lab-Grown East-West Cushion Rectangular Diamond Side Stone Engagement Ring in White Gold
Lab-Grown East-West Cushion Rectangular Diamond Side Stone Engagement Ring
$1,679 - $5,18914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown East-West Cushion Rectangular Diamond Side Stone Engagement Ring
LSR4629D
1111LSR4629D
In stock
7x5mm FGVS Lab-Grown Cushion Rectangular Diamond Double Halo Engagement Ring in White Gold
Lab-Grown Cushion Rectangular Diamond Double Halo Engagement Ring
$2,629 - $6,62914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Cushion Rectangular Diamond Double Halo Engagement Ring
LSR4643D
1111LSR4643D
In stock
7x5mm FGVS Cushion Rectangular Lab-Grown Diamond Halo Double Shank Engagement Ring in White Gold
Cushion Rectangular Lab-Grown Diamond Halo Double Shank Engagement Ring
$2,289 - $6,72914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Cushion Rectangular Lab-Grown Diamond Halo Double Shank Engagement Ring
LSR4704D
1111LSR4704D
In stock
7x5mm FGVS Lab-Grown Nature-Inspired Cushion Rectangular Diamond Floral Engagement Ring in 18K White Gold
Lab-Grown Nature-Inspired Cushion Rectangular Diamond Floral Engagement Ring
$1,959 - $5,35918K White Gold
18k+white+gold
18k+yellow+gold
18k+rose+gold
p950+white+platinum
Lab-Grown Nature-Inspired Cushion Rectangular Diamond Floral Engagement Ring
LSR4611D
1111LSR4611D
In stock
7x5mm FGVS Lab-Grown Emerald-Cut Diamond Side Stone Engagement Ring with Accents in 18K White Gold
Lab-Grown Cushion Rectangular Diamond Side Stone Engagement Ring with Accents
$1,999 - $6,96918K White Gold
18k+white+gold
18k+yellow+gold
18k+rose+gold
p950+white+platinum
Lab-Grown Cushion Rectangular Diamond Side Stone Engagement Ring with Accents
LSR4591D
1111LSR4591D
In stock
8x6mm FGVS LSR4634D-WG-FGVS-8x6 in White Gold
Lab-Grown Nature Inspired Cushion Rectangular Diamond Side Stone Engagement Ring
$1,819 - $5,26914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Nature Inspired Cushion Rectangular Diamond Side Stone Engagement Ring
LSR4634D
1111LSR4634D
In stock
7x5mm FGVS Lab-Grown Vintage Style Cushion Rectangular Diamond Engagement Ring with Accents in 18K White Gold
Lab-Grown Vintage Style Cushion Rectangular Diamond Engagement Ring with Accents
$1,879 - $5,73918K White Gold
18k+white+gold
18k+yellow+gold
18k+rose+gold
p950+white+platinum
Lab-Grown Vintage Style Cushion Rectangular Diamond Engagement Ring with Accents
LSR4653D
1111LSR4653D
In stock
8x6mm FGVS Lab-Grown Vintage Style Cushion Rectangular Diamond Bypass Shank Engagement Ring in White Gold
Lab-Grown Vintage Style Cushion Rectangular Diamond Bypass Shank Engagement Ring
$1,689 - $4,99914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Vintage Style Cushion Rectangular Diamond Bypass Shank Engagement Ring
LSR4621D
1111LSR4621D
In stock
8x6mm FGVS Lab-Grown Classic Cushion Rectangular Diamond Side Stone Engagement Ring in White Gold
Lab-Grown Classic Cushion Rectangular Diamond Side Stone Engagement Ring
$1,949 - $7,53914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Classic Cushion Rectangular Diamond Side Stone Engagement Ring
LSR4595D
1111LSR4595D
In stock
8x6mm FGVS Lab-Grown Cushion Rectangular Diamond Butterfly Engagement Ring in White Gold
Lab-Grown Cushion Rectangular Diamond Butterfly Engagement Ring
$1,859 - $5,20914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Cushion Rectangular Diamond Butterfly Engagement Ring
LSR4616D
1111LSR4616D
In stock
7x5mm FGVS LSR4627D-WG-FGVS-7x5 in White Gold
Lab-Grown East-West Cushion Rectangular Diamond Cathedral Engagement Ring
$1,659 - $4,88914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown East-West Cushion Rectangular Diamond Cathedral Engagement Ring
LSR4627D
1111LSR4627D
In stock
7x5mm FGVS Lab-Grown Cushion Rectangular Diamond Halo Split Shank Engagement Ring in 18K White Gold
Lab-Grown Cushion Rectangular Diamond Halo Split Shank Engagement Ring
$1,959 - $6,40918K White Gold
18k+white+gold
18k+yellow+gold
18k+rose+gold
p950+white+platinum
Lab-Grown Cushion Rectangular Diamond Halo Split Shank Engagement Ring
LSR4563D
1111LSR4563D
In stock
7x5mm FGVS Lab-Grown Vintage Inspired Cushion Rectangular Diamond Ornate Halo Engagement Ring in 18K White Gold
Lab-Grown Vintage Inspired Cushion Rectangular Diamond Ornate Halo Engagement Ring
$2,049 - $5,55918K White Gold
18k+white+gold
18k+yellow+gold
18k+rose+gold
p950+white+platinum
Lab-Grown Vintage Inspired Cushion Rectangular Diamond Ornate Halo Engagement Ring
LSR4575D
1111LSR4575D
In stock
7x5mm FGVS Lab-Grown Cushion Rectangular Diamond Reverse Tapered Shank Halo Engagement Ring in White Gold
Lab-Grown Cushion Rectangular Diamond Reverse Tapered Shank Halo Engagement Ring
$2,329 - $5,74914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Cushion Rectangular Diamond Reverse Tapered Shank Halo Engagement Ring
LSR4571D
1111LSR4571D
In stock
8x6mm FGVS Lab-Grown Classic East-West Cushion Rectangular Diamond Side Stone Engagement Ring in White Gold
Lab-Grown Classic East-West Cushion Rectangular Diamond Side Stone Engagement Ring
$1,629 - $5,05914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
Lab-Grown Classic East-West Cushion Rectangular Diamond Side Stone Engagement Ring
LSR4624D
1111LSR4624D
In stock
5x3mm FGVS Lab-Grown Prong-Set Cushion Rectangular Diamond Seven Stone Wedding Ring in White Gold
Lab-Grown Prong-Set Cushion Rectangular Diamond Seven Stone Wedding Ring
$2,079 - $6,19914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
+1
Lab-Grown Prong-Set Cushion Rectangular Diamond Seven Stone Wedding Ring
LWRD_SR4393D
LWRD_SR4393D
In stock
6x4mm FGVS Lab-Grown Prong-Set Cushion Rectangular Diamond Five Stone Wedding Band in White Gold
Lab-Grown Prong-Set Cushion Rectangular Diamond Five Stone Wedding Ring
$789 - $4,89914K White Gold
14k+white+gold
14k+yellow+gold
14k+rose+gold
p950+white+platinum
+1
Lab-Grown Prong-Set Cushion Rectangular Diamond Five Stone Wedding Ring
LWRD_SR4388D
LWRD_SR4388D
In stock
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