Knight Jewelry

Home/Catalog/Lab Grown Diamonds

Collection

Lab Grown Diamonds

Rings, earrings, and pendants set only with laboratory-grown diamonds, never mixed with mined stones.

Fits my size

Sized-to-order pieces can ship in your size. Exact pieces only appear when that size is in stock.

Shop Lab Grown Diamonds

Bezel-Set Solitaire Charm/Pendant — 14K Yellow Gold

Lab Grown Diamonds

Bezel-Set Solitaire Charm/Pendant — 14K Yellow Gold

Lab-Grown Diamond · 2 carat weights · 2 sizes

From $877.85

(free shipping)

Halo-Style Pendant — Rhodium-Plated on 14K White Gold

Lab Grown Diamonds

Halo-Style Pendant — Rhodium-Plated on 14K White Gold

2 stone choices · 2 carat weights · 2 sizes

From $1,079.11

(free shipping)

French-Set Bar Necklace or Center — 14K Yellow Gold · Lab-Grown Diamond

Lab Grown Diamonds

French-Set Bar Necklace or Center — 14K Yellow Gold · Lab-Grown Diamond

3 carat weights · 1 mm · 2 lengths

From $1,095.40

(free shipping)

1/6 CTW Lab-Grown Diamond Stud Earrings W/ Backs — 14K Yellow Gold

Lab Grown Diamonds

1/6 CTW Lab-Grown Diamond Stud Earrings W/ Backs — 14K Yellow Gold

5.68x3.03 mm

$516.24

(free shipping)

1/6 Ct Lab-Grown Diamond Solitaire Adjustable Necklace — 14K Yellow Gold-Plated

Lab Grown Diamonds

1/6 Ct Lab-Grown Diamond Solitaire Adjustable Necklace — 14K Yellow Gold-Plated

14K Yellow Gold Vermeil · 1/6 CT · 1 mm

$425.19

(free shipping)

1/4 CTW Lab-Grown Diamond Scattered Stackable Ring — Rhodium-Plated on Sterling Silver · 2 mm
Sized to order

Lab Grown Diamonds

1/4 CTW Lab-Grown Diamond Scattered Stackable Ring — Rhodium-Plated on Sterling Silver · 2 mm

made in your size

$439.98

(free shipping)

Emerald 4-Prong Solitaire Pendant — Rhodium-Plated on 14K White Gold

Lab Grown Diamonds

Emerald 4-Prong Solitaire Pendant — Rhodium-Plated on 14K White Gold

Lab-Grown Diamond · 2 carat weights · 2 sizes

From $859.97

(free shipping)

Anniversary Band — 14K Yellow Gold · Lab-Grown Diamond
Sized to order

Lab Grown Diamonds

Anniversary Band — 14K Yellow Gold · Lab-Grown Diamond

2 carat weights · 2 widths · made in your size

From $1,152.88

(free shipping)

Accented Necklace or Pendant — Rhodium-Plated on 14K White & Yellow Gold

Lab Grown Diamonds

Accented Necklace or Pendant — Rhodium-Plated on 14K White & Yellow Gold

Lab-Grown Diamond · 2 carat weights · 2 sizes

From $731.06

(free shipping)

1/5 CTW Lab-Grown Diamond Hoop Earrings — 14K Yellow Gold-Plated · 1.4 mm

Lab Grown Diamonds

1/5 CTW Lab-Grown Diamond Hoop Earrings — 14K Yellow Gold-Plated · 1.4 mm

14K Yellow Gold Vermeil · 14x14 mm

$528.92

(free shipping)

0.02 CTW Lab-Grown Diamond Paw Print Heart Charm/Pendant — Sterling Silver

Lab Grown Diamonds

0.02 CTW Lab-Grown Diamond Paw Print Heart Charm/Pendant — Sterling Silver

17.7 x 10 mm

$431.33

(free shipping)

1/4 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 1.45 mm
Sized to order

Lab Grown Diamonds

1/4 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 1.45 mm

made in your size

$977.84

(free shipping)

1/3 CTW Lab-Grown Diamond Vintage-Inspired Open Band — 14K Yellow Gold · 1.8 mm · Size 7

Lab Grown Diamonds

1/3 CTW Lab-Grown Diamond Vintage-Inspired Open Band — 14K Yellow Gold · 1.8 mm · Size 7

$1,254.77

(free shipping)

1/2 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 2 mm
Sized to order

Lab Grown Diamonds

1/2 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 2 mm

made in your size

$1,273.41

(free shipping)

1/2 CTW Lab Grown Diamond Contour Band — 14K Yellow Gold · 2.1 mm
Sized to order

Lab Grown Diamonds

1/2 CTW Lab Grown Diamond Contour Band — 14K Yellow Gold · 2.1 mm

Lab-Grown Diamond · made in your size

$1,300.21

(free shipping)

Five-Stone Anniversary Band — Rhodium-Plated on 14K White Gold · 1.8 mm
Sized to order

Lab Grown Diamonds

Five-Stone Anniversary Band — Rhodium-Plated on 14K White Gold · 1.8 mm

Lab-Grown Diamond · 2 carat weights · made in your size

From $1,252.87

(free shipping)

1/8 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 2 mm
Sized to order

Lab Grown Diamonds

1/8 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 2 mm

made in your size

$1,433.31

(free shipping)

U-Prong Five-Stone Anniversary Band — Rhodium-Plated on 14K White Gold · Lab-Grown Diamond
Sized to order

Lab Grown Diamonds

U-Prong Five-Stone Anniversary Band — Rhodium-Plated on 14K White Gold · Lab-Grown Diamond

2 carat weights · 2 widths · made in your size

From $1,427.46

(free shipping)

1/5 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 5 x 2.2 mm
Sized to order

Lab Grown Diamonds

1/5 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 5 x 2.2 mm

made in your size

$1,438.90

(free shipping)

1/4 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 11.4 x 5.3 mm
Sized to order

Lab Grown Diamonds

1/4 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 11.4 x 5.3 mm

made in your size

$1,451.47

(free shipping)

1/4 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 1.9 mm
Sized to order

Lab Grown Diamonds

1/4 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 1.9 mm

made in your size

$1,484.10

(free shipping)

Halo-Style Pendant — Rhodium-Plated on 14K White Gold

Lab Grown Diamonds

Halo-Style Pendant — Rhodium-Plated on 14K White Gold

Lab-Grown Diamond · 2 carat weights · 2 sizes

From $881.42

(free shipping)

Accented Bar Necklace — Rhodium-Plated on Sterling Silver · Lab-Grown Diamond

Lab Grown Diamonds

Accented Bar Necklace — Rhodium-Plated on Sterling Silver · Lab-Grown Diamond

2 carat weights · 1.1 mm · 16-18 in

From $477.39

(free shipping)

Line Bracelet — 14K Yellow Gold-Plated · 1.5 mm

Lab Grown Diamonds

Line Bracelet — 14K Yellow Gold-Plated · 1.5 mm

14K Yellow Gold Vermeil · 2 stone choices · 1.94 mm

$1,288.21

(free shipping)

1/5 CTW Lab-Grown Diamond Band — 14K Yellow Gold · 1.9 mm
Sized to order

Lab Grown Diamonds

1/5 CTW Lab-Grown Diamond Band — 14K Yellow Gold · 1.9 mm

made in your size

$1,366.51

(free shipping)

1/4 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 14.9 mm
Sized to order

Lab Grown Diamonds

1/4 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 14.9 mm

made in your size

$1,405.94

(free shipping)

1/2 Ct Lab-Grown Diamond Bezel-Set Necklace Center — Rhodium-Plated on 14K White Gold

Lab Grown Diamonds

1/2 Ct Lab-Grown Diamond Bezel-Set Necklace Center — Rhodium-Plated on 14K White Gold

1/2 CT · 7.08 x 6.5 mm

$564.25

(free shipping)

1/2 CTW Lab-Grown Diamond Criss-Cross Ring — 14K Yellow Gold-Plated · 3.16 mm · Size 7

Lab Grown Diamonds

1/2 CTW Lab-Grown Diamond Criss-Cross Ring — 14K Yellow Gold-Plated · 3.16 mm · Size 7

14K Yellow Gold Vermeil

$694.14

(free shipping)

1/3 CTW Lab-Grown Diamond Bezel-Set Earrings — 14K Yellow Gold

Lab Grown Diamonds

1/3 CTW Lab-Grown Diamond Bezel-Set Earrings — 14K Yellow Gold

4.62x3.63 mm

$702.90

(free shipping)

Round 0.015 Ct Lab-Grown Diamond Evil Eye Pendant — 14K Yellow Gold

Lab Grown Diamonds

Round 0.015 Ct Lab-Grown Diamond Evil Eye Pendant — 14K Yellow Gold

0.015 CT · 14.7 x 12 mm

$861.39

(free shipping)

1/2 Ct Round Lab-Grown Diamond Charm/Pendant — 14K Yellow Gold

Lab Grown Diamonds

1/2 Ct Round Lab-Grown Diamond Charm/Pendant — 14K Yellow Gold

1/2 CT · 14.2 x 6.9 mm

$864.28

(free shipping)

1/6 CTW Lab Grown Diamond Contour Band — 14K Yellow Gold · 1.5 mm
Sized to order

Lab Grown Diamonds

1/6 CTW Lab Grown Diamond Contour Band — 14K Yellow Gold · 1.5 mm

Lab-Grown Diamond · made in your size

$1,242.71

(free shipping)

1/2 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 2.4 mm
Sized to order

Lab Grown Diamonds

1/2 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 2.4 mm

made in your size

$1,295.60

(free shipping)

1/2 CTW Lab-Grown Diamond Contour Band — Rhodium-Plated on 14K White Gold · 1.46 mm
Sized to order

Lab Grown Diamonds

1/2 CTW Lab-Grown Diamond Contour Band — Rhodium-Plated on 14K White Gold · 1.46 mm

made in your size

$1,357.02

(free shipping)

1/5 CTW Lab Grown Diamond Pinched Contour Band — 14K Yellow Gold · 2.1 mm
Sized to order

Lab Grown Diamonds

1/5 CTW Lab Grown Diamond Pinched Contour Band — 14K Yellow Gold · 2.1 mm

Lab-Grown Diamond · made in your size

$1,372.39

(free shipping)

1/10 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 1.8 mm
Sized to order

Lab Grown Diamonds

1/10 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 1.8 mm

made in your size

$1,385.76

(free shipping)

3/4 Ct Lab-Grown Diamond Necklace — Rhodium-Plated on 14K White Gold

Lab Grown Diamonds

3/4 Ct Lab-Grown Diamond Necklace — Rhodium-Plated on 14K White Gold

3/4 CT · 1 mm · 18 in

$1,394.21

(free shipping)

1/3 CTW Lab-Grown Diamond Hoop Earrings — 14K Yellow Gold · 3 x 1.5 mm

Lab Grown Diamonds

1/3 CTW Lab-Grown Diamond Hoop Earrings — 14K Yellow Gold · 3 x 1.5 mm

13.34x13.34 mm

$1,407.64

(free shipping)

1/4 Ct Lab-Grown Diamond 2-Prong Solitaire Basket Pendant — 14K Yellow Gold

Lab Grown Diamonds

1/4 Ct Lab-Grown Diamond 2-Prong Solitaire Basket Pendant — 14K Yellow Gold

1/4 CT · 9.98 x 5.39 mm

$456.55

(free shipping)

1/4 Ct Lab-Grown Diamond Round Basket Necklace Center — 14K Yellow Gold

Lab Grown Diamonds

1/4 Ct Lab-Grown Diamond Round Basket Necklace Center — 14K Yellow Gold

1/4 CT · 7 x 5.6 mm

$460.63

(free shipping)

1/3 CTW Lab-Grown Diamond Round Necklace Center — Rhodium-Plated on 14K White Gold

Lab Grown Diamonds

1/3 CTW Lab-Grown Diamond Round Necklace Center — Rhodium-Plated on 14K White Gold

6.5 x 6.5 mm

$560.05

(free shipping)

Bezel-Set Accented Vintage-Inspired Earrings — Sterling Silver · 1/5 CTW

Lab Grown Diamonds

Bezel-Set Accented Vintage-Inspired Earrings — Sterling Silver · 1/5 CTW

Lab-Grown Diamond · 7.2x5.5 mm

$619.76

(free shipping)

0.04 CTW Lab-Grown Diamond 5-Stone V-End Bar Necklace Center — 14K Yellow Gold

Lab Grown Diamonds

0.04 CTW Lab-Grown Diamond 5-Stone V-End Bar Necklace Center — 14K Yellow Gold

24.1 x 2.5 mm

$724.70

(free shipping)

3/4 CTW Lab-Grown Diamond Hoop Earrings — Rhodium-Plated on Sterling Silver · 2 mm

Lab Grown Diamonds

3/4 CTW Lab-Grown Diamond Hoop Earrings — Rhodium-Plated on Sterling Silver · 2 mm

21x15.48 mm

$781.60

(free shipping)

1/5 CTW Lab-Grown Diamond Pendant — 14K Yellow Gold

Lab Grown Diamonds

1/5 CTW Lab-Grown Diamond Pendant — 14K Yellow Gold

13.3 x 8.3 mm

$805.53

(free shipping)

3/4 CTW Lab-Grown Diamond French-Set Graduated Diamond Bar Necklace — 14K Yellow Gold-Plated

Lab Grown Diamonds

3/4 CTW Lab-Grown Diamond French-Set Graduated Diamond Bar Necklace — 14K Yellow Gold-Plated

14K Yellow Gold Vermeil · 1.1 mm · 18 in

$854.53

(free shipping)

1/2 CTW Lab-Grown Diamond 3-Prong Basket Style Stud Earrings — 14K Yellow Gold

Lab Grown Diamonds

1/2 CTW Lab-Grown Diamond 3-Prong Basket Style Stud Earrings — 14K Yellow Gold

$831.71

(free shipping)

1/6 Ct Lab-Grown Diamond Freeform Solitaire Ring — 14K Yellow Gold · 5.6 x 4.6 mm
Sized to order

Lab Grown Diamonds

1/6 Ct Lab-Grown Diamond Freeform Solitaire Ring — 14K Yellow Gold · 5.6 x 4.6 mm

1/6 CT · made in your size

$1,119.33

(free shipping)

Shop lab grown diamonds by style

Rings, earrings, and pendants set only with laboratory-grown diamonds, never mixed with mined stones. Use the collections above when you already know the silhouette, metal, or diamond origin. Product pages list metal, size, and origin before checkout.

  • Lab-Grown Diamond Rings — Confirmed laboratory-grown diamond rings only — engagement silhouettes, bands, and fashion rings with no mined diamonds in the listing.
  • Lab-Grown Diamond Earrings — Studs, hoops, and related earrings whose diamonds are confirmed laboratory-grown — never mined stones on this grid.
  • Lab-Grown Diamond Pendants — Solitaire, halo, cross, and related pendants set with laboratory-grown diamonds only.
  • Lab-Grown Diamond Stackable Rings — Layer laboratory-grown diamond bands and contour rings in yellow, white, and rose gold — confirmed lab-grown stones only.