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All Marquise Cut Lab-Grown Diamonds Jewelry

Dramatic and finger-lengthening. Explore our jewelry featuring marquise-cut lab grown diamonds — IGI-certified stones set into engagement rings and more. Made to order in New York and shipped fully insured.

Must Haves

Fancy Blue Marquise Cut Lab-Grown Diamond Stud Earrings in 14K yellow gold, front view — Bow Tie Lab Diamonds

Earrings

Fancy Blue Marquise Cut Lab Grown Diamond Stud Earrings

From $1,729
From $1,729 $2,035
Fancy Yellow Marquise Cut Lab-Grown Diamond Stud Earrings in 14K white gold, front view — Bow Tie Lab Diamonds

Earrings

Fancy Yellow Marquise Cut Lab Grown Diamond Stud Earrings

From $1,751
From $1,751 $2,060
Fancy Pink Marquise Cut Lab-Grown Diamond Stud Earrings in 14K yellow gold, front view — Bow Tie Lab Diamonds

Earrings

Fancy Pink Marquise Cut Lab Grown Diamond Stud Earrings

From $1,789
From $1,789 $2,105
Fancy Blue Marquise Cut Solitaire Lab-Grown Diamond Engagement Ring in 14K yellow gold, front view — Bow Tie Lab Diamonds

Engagement Ring

Fancy Blue Marquise Cut Solitaire Lab Grown Diamond Engagement Ring

From $3,060
From $3,060 $3,600
Fancy Yellow Marquise Cut Solitaire Lab-Grown Diamond Engagement Ring in 14K yellow gold, front view — Bow Tie Lab Diamonds

Engagement Ring

Fancy Yellow Marquise Cut Solitaire Lab Grown Diamond Engagement Ring

From $3,157
From $3,157 $3,715
Fancy Pink Marquise Cut Solitaire Lab-Grown Diamond Engagement Ring in 14K yellow gold, front view — Bow Tie Lab Diamonds

Engagement Ring

Fancy Pink Marquise Cut Solitaire Lab Grown Diamond Engagement Ring

From $3,285
From $3,285 $3,865
Marquise Cut Solitaire Hidden Halo Lab-Grown Diamond Engagement Ring, front view — Bow Tie Lab Diamonds

Engagement Ring

Marquise Cut Solitaire Hidden Halo Lab Grown Diamond Engagement Ring

From $2,639
From $2,639 $3,105
Marquise Cut Lab-Grown Diamond Stud Earrings in 14K yellow gold, front view — Bow Tie Lab Diamonds

Earrings

Marquise Cut Lab Grown Diamond Stud Earrings

From $1,194
From $1,194 $1,405
3.00 ctw Marquise Shared Prong Lab-Grown Diamond Bridal Set in 14K white gold, front view — Bow Tie Lab Diamonds

Engagement Ring

3.00 ctw Marquise Shared Prong Lab Grown Diamond Bridal Set

$4,398
$4,398 $5,175
Marquise Cut Solitaire Lab-Grown Diamond Engagement Ring in 14K yellow gold, front view — Bow Tie Lab Diamonds

Engagement Ring

Marquise Cut Solitaire Lab Grown Diamond Engagement Ring

From $2,494
From $2,494 $2,935

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12 products

Fancy Blue Marquise Cut Lab-Grown Diamond Stud Earrings in 14K yellow gold, front view — Bow Tie Lab Diamonds

Earrings

Fancy Blue Marquise Cut Lab Grown Diamond Stud Earrings

From $1,729
From $1,729 $2,035
Fancy Yellow Marquise Cut Lab-Grown Diamond Stud Earrings in 14K white gold, front view — Bow Tie Lab Diamonds

Earrings

Fancy Yellow Marquise Cut Lab Grown Diamond Stud Earrings

From $1,751
From $1,751 $2,060
Fancy Pink Marquise Cut Lab-Grown Diamond Stud Earrings in 14K yellow gold, front view — Bow Tie Lab Diamonds

Earrings

Fancy Pink Marquise Cut Lab Grown Diamond Stud Earrings

From $1,789
From $1,789 $2,105
Fancy Blue Marquise Cut Solitaire Lab-Grown Diamond Engagement Ring in 14K yellow gold, front view — Bow Tie Lab Diamonds

Engagement Ring

Fancy Blue Marquise Cut Solitaire Lab Grown Diamond Engagement Ring

From $3,060
From $3,060 $3,600
Fancy Yellow Marquise Cut Solitaire Lab-Grown Diamond Engagement Ring in 14K yellow gold, front view — Bow Tie Lab Diamonds

Engagement Ring

Fancy Yellow Marquise Cut Solitaire Lab Grown Diamond Engagement Ring

From $3,157
From $3,157 $3,715
Fancy Pink Marquise Cut Solitaire Lab-Grown Diamond Engagement Ring in 14K yellow gold, front view — Bow Tie Lab Diamonds

Engagement Ring

Fancy Pink Marquise Cut Solitaire Lab Grown Diamond Engagement Ring

From $3,285
From $3,285 $3,865
Marquise Cut Solitaire Hidden Halo Lab-Grown Diamond Engagement Ring, front view — Bow Tie Lab Diamonds

Engagement Ring

Marquise Cut Solitaire Hidden Halo Lab Grown Diamond Engagement Ring

From $2,639
From $2,639 $3,105
Marquise Cut Lab-Grown Diamond Stud Earrings in 14K yellow gold, front view — Bow Tie Lab Diamonds

Earrings

Marquise Cut Lab Grown Diamond Stud Earrings

From $1,194
From $1,194 $1,405
3.00 ctw Marquise Shared Prong Lab-Grown Diamond Bridal Set in 14K white gold, front view — Bow Tie Lab Diamonds

Engagement Ring

3.00 ctw Marquise Shared Prong Lab Grown Diamond Bridal Set

$4,398
$4,398 $5,175
Marquise Cut Solitaire Lab-Grown Diamond Engagement Ring in 14K yellow gold, front view — Bow Tie Lab Diamonds

Engagement Ring

Marquise Cut Solitaire Lab Grown Diamond Engagement Ring

From $2,494
From $2,494 $2,935
5.00 ctw Round Floral Cluster Halo Lab-Grown Diamond Ring in 14K yellow gold, angled side view — Bow Tie Lab Diamonds

Ring

5.00 ctw Round Floral Cluster Halo Lab Grown Diamond Ring

$5,571
$5,571 $6,555
3.00 ctw Round & Marquise Three-Stone Lab-Grown Diamond Engagement Ring in 14K yellow gold, angled side view — Bow Tie Lab Diamonds

Engagement Ring

3.00 ctw Round & Marquise Three-Stone Lab Grown Diamond Engagement Ring

$3,616
$3,616 $4,255