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

1/4 CTW Lab Grown Diamond Contour Band — Rhodium-Plated on 14K White Gold · 1.5 mm
Sized to order

Lab Grown Diamonds

1/4 CTW Lab Grown Diamond Contour Band — Rhodium-Plated on 14K White Gold · 1.5 mm

Lab-Grown Diamond · made in your size

$1,213.24

(free shipping)

1/2 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 2.32 mm
Sized to order

Lab Grown Diamonds

1/2 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 2.32 mm

made in your size

$1,225.86

(free shipping)

1/5 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 1.93 mm
Sized to order

Lab Grown Diamonds

1/5 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 1.93 mm

made in your size

$1,263.25

(free shipping)

3/4 CTW Lab-Grown Diamond Anniversary Band — Rhodium-Plated on 14K White Gold · 1.94 mm
Sized to order

Lab Grown Diamonds

3/4 CTW Lab-Grown Diamond Anniversary Band — Rhodium-Plated on 14K White Gold · 1.94 mm

made in your size

$1,408.01

(free shipping)

3/8 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 1.8 mm
Sized to order

Lab Grown Diamonds

3/8 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 1.8 mm

made in your size

$1,433.98

(free shipping)

1 CTW Lab-Grown Diamond Earring Jackets — 14K Yellow Gold

Lab Grown Diamonds

1 CTW Lab-Grown Diamond Earring Jackets — 14K Yellow Gold

14.55x16.5 mm

$1,464.70

(free shipping)

0.025 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 1.5 mm
Sized to order

Lab Grown Diamonds

0.025 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 1.5 mm

made in your size

$905.16

(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

$1,093.89

(free shipping)

1/2 CTW Lab-Grown Diamond Solitaire Necklace — Rhodium-Plated on 14K White Gold

Lab Grown Diamonds

1/2 CTW Lab-Grown Diamond Solitaire Necklace — Rhodium-Plated on 14K White Gold

1.1 mm · 16-18 in · 7.99 x 5.01 mm

$1,216.09

(free shipping)

1/3 CTW Lab-Grown Diamond Knife-Edge Anniversary Band — 14K Yellow Gold · 1.5 mm
Sized to order

Lab Grown Diamonds

1/3 CTW Lab-Grown Diamond Knife-Edge Anniversary Band — 14K Yellow Gold · 1.5 mm

made in your size

$1,258.07

(free shipping)

1/5 CTW Lab-Grown Diamond Open Band — 14K Yellow Gold · 2.1 mm · Size 7

Lab Grown Diamonds

1/5 CTW Lab-Grown Diamond Open Band — 14K Yellow Gold · 2.1 mm · Size 7

$1,301.19

(free shipping)

Accented Bar Necklace or Center — 14K Yellow Gold · 1/4 CT

Lab Grown Diamonds

Accented Bar Necklace or Center — 14K Yellow Gold · 1/4 CT

Lab-Grown Diamond · 1 mm · 18 in

$1,335.78

(free shipping)

0.08 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 2.3 mm
Sized to order

Lab Grown Diamonds

0.08 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 2.3 mm

Lab-Grown White Diamond · made in your size

$1,375.07

(free shipping)

1/3 Ct Emerald Back-Set Lab-Grown Diamond Charm/Pendant — 14K Yellow Gold

Lab Grown Diamonds

1/3 Ct Emerald Back-Set Lab-Grown Diamond Charm/Pendant — 14K Yellow Gold

1/3 CT · 13.8 x 6.3 mm

$831.37

(free shipping)

1/3 CTW Lab-Grown Diamond Drop Pendant — 14K Yellow Gold

Lab Grown Diamonds

1/3 CTW Lab-Grown Diamond Drop Pendant — 14K Yellow Gold

18.23 x 8.35 mm

$916.44

(free shipping)

Lab-Grown Emerald And 0.07 CTW Lab-Grown Diamond Cluster Stud Earrings — 14K Yellow Gold

Lab Grown Diamonds

Lab-Grown Emerald And 0.07 CTW Lab-Grown Diamond Cluster Stud Earrings — 14K Yellow Gold

8.85x5.2 mm

$1,090.59

(free shipping)

5/8 CTW Lab Grown Diamond Solitaire 4-Prong Earrings — 14K Yellow Gold

Lab Grown Diamonds

5/8 CTW Lab Grown Diamond Solitaire 4-Prong Earrings — 14K Yellow Gold

Lab-Grown Diamond · 6.54x4.53 mm

$1,162.03

(free shipping)

1/6 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 1.8 mm
Sized to order

Lab Grown Diamonds

1/6 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 1.8 mm

made in your size

$1,367.94

(free shipping)

1/5 CTW Lab-Grown Diamond Band — 14K Yellow Gold · 1.78 mm
Sized to order

Lab Grown Diamonds

1/5 CTW Lab-Grown Diamond Band — 14K Yellow Gold · 1.78 mm

made in your size

$1,385.23

(free shipping)

1/5 CTW Lab-Grown Diamond Bypass Ring — 14K Yellow Gold · 1.8 mm
Sized to order

Lab Grown Diamonds

1/5 CTW Lab-Grown Diamond Bypass Ring — 14K Yellow Gold · 1.8 mm

made in your size

$1,394.30

(free shipping)

1/6 Ct Lab-Grown Diamond Solitaire Ring — 14K Yellow Gold · 5.6 x 4 mm
Sized to order

Lab Grown Diamonds

1/6 Ct Lab-Grown Diamond Solitaire Ring — 14K Yellow Gold · 5.6 x 4 mm

1/6 CT · made in your size

$1,410.30

(free shipping)

0.07 CTW Lab-Grown Diamond Contour Band — Rhodium-Plated on 14K White Gold · 2.2 mm
Sized to order

Lab Grown Diamonds

0.07 CTW Lab-Grown Diamond Contour Band — Rhodium-Plated on 14K White Gold · 2.2 mm

made in your size

$1,432.47

(free shipping)

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

Lab Grown Diamonds

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

1.05 mm · 16-18 in · 10 x 9 mm

$1,461.51

(free shipping)

Accented Necklace or Pendant — Rhodium-Plated on 14K White Gold · Lab-Grown Diamond

Lab Grown Diamonds

Accented Necklace or Pendant — Rhodium-Plated on 14K White Gold · Lab-Grown Diamond

2 carat weights · 2 sizes

From $895.51

(free shipping)

Accented Band — Rhodium-Plated on 14K White Gold · Lab-Grown Diamond
Sized to order

Lab Grown Diamonds

Accented Band — Rhodium-Plated on 14K White Gold · Lab-Grown Diamond

2 carat weights · 2 widths · made in your size

From $1,405.94

(free shipping)

1/3 CTW Lab-Grown Diamond Necklace — Sterling Silver

Lab Grown Diamonds

1/3 CTW Lab-Grown Diamond Necklace — Sterling Silver

1 mm · 18 in · 14.1 x 12 mm

$530.01

(free shipping)

1/2 CTW Lab-Grown Diamond Cross Pendant — 14K Yellow Gold

Lab Grown Diamonds

1/2 CTW Lab-Grown Diamond Cross Pendant — 14K Yellow Gold

17.8 x 11.8 mm

$831.04

(free shipping)

1/3 CTW Lab-Grown Diamond Oval Stud Earrings — 14K Yellow Gold

Lab Grown Diamonds

1/3 CTW Lab-Grown Diamond Oval Stud Earrings — 14K Yellow Gold

6.4x4.3 mm

$1,026.14

(free shipping)

1/3 CTW Lab-Grown Diamond Hinged Hoop Earrings — 14K Yellow Gold-Plated · 0.8 mm

Lab Grown Diamonds

1/3 CTW Lab-Grown Diamond Hinged Hoop Earrings — 14K Yellow Gold-Plated · 0.8 mm

14K Yellow Gold Vermeil · 11x5 mm

$1,053.48

(free shipping)

Lab Grown Ruby And 0.015 Ct Lab Grown Diamond Pendant — 14K Yellow Gold

Lab Grown Diamonds

Lab Grown Ruby And 0.015 Ct Lab Grown Diamond Pendant — 14K Yellow Gold

Lab-Grown Diamond · 0.015 CT · 19.14 x 6.41 mm

$1,187.80

(free shipping)

1/6 CTW Lab-Grown Diamond Infinity-Inspired Heart Pendant — 14K Yellow Gold

Lab Grown Diamonds

1/6 CTW Lab-Grown Diamond Infinity-Inspired Heart Pendant — 14K Yellow Gold

18.1 x 16.5 mm

$1,189.96

(free shipping)

1/4 CTW Lab-Grown Diamond Anniversary Band — Rhodium-Plated on 14K White Gold · 1.5 mm
Sized to order

Lab Grown Diamonds

1/4 CTW Lab-Grown Diamond Anniversary Band — Rhodium-Plated on 14K White Gold · 1.5 mm

made in your size

$1,201.93

(free shipping)

1 5/8 CTW Lab-Grown Diamond Bolo Bracelet — 14K Yellow Gold-Plated

Lab Grown Diamonds

1 5/8 CTW Lab-Grown Diamond Bolo Bracelet — 14K Yellow Gold-Plated

14K Yellow Gold Vermeil · 2.3 mm · 9 1/2 in

$1,219.82

(free shipping)

1/5 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 1.7 mm
Sized to order

Lab Grown Diamonds

1/5 CTW Lab-Grown Diamond Anniversary Band — 14K Yellow Gold · 1.7 mm

made in your size

$1,262.32

(free shipping)

1/4 CTW Lab Grown Diamond Leaf Ring — Rhodium-Plated on 14K White Gold · 1.4 mm · Size 7

Lab Grown Diamonds

1/4 CTW Lab Grown Diamond Leaf Ring — Rhodium-Plated on 14K White Gold · 1.4 mm · Size 7

Lab-Grown Diamond

$1,284.40

(free shipping)

1/6 CTW Lab-Grown Diamond Channel-Set Contour Band — 14K Yellow Gold · 5.8 x 2.5 mm
Sized to order

Lab Grown Diamonds

1/6 CTW Lab-Grown Diamond Channel-Set Contour Band — 14K Yellow Gold · 5.8 x 2.5 mm

made in your size

$1,295.82

(free shipping)

1/6 CTW Lab-Grown Diamond Hoop Earrings — 14K Yellow Gold · 1.2 mm

Lab Grown Diamonds

1/6 CTW Lab-Grown Diamond Hoop Earrings — 14K Yellow Gold · 1.2 mm

9.6x7 mm

$1,298.26

(free shipping)

1/2 CTW Lab-Grown Diamond Circle Earrings — 14K Yellow Gold

Lab Grown Diamonds

1/2 CTW Lab-Grown Diamond Circle Earrings — 14K Yellow Gold

10.7x10.7 mm

$1,358.00

(free shipping)

1/3 CTW Lab-Grown Diamond Starburst Stud Earrings — 14K Yellow Gold

Lab Grown Diamonds

1/3 CTW Lab-Grown Diamond Starburst Stud Earrings — 14K Yellow Gold

8.9x8.9 mm

$1,365.72

(free shipping)

1/4 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 14.3 x 6 mm
Sized to order

Lab Grown Diamonds

1/4 CTW Lab-Grown Diamond Contour Band — 14K Yellow Gold · 14.3 x 6 mm

made in your size

$1,367.85

(free shipping)

1/3 CTW Lab-Grown Diamond Contour Band — Rhodium-Plated on 14K White Gold · 7.9 x 3 mm
Sized to order

Lab Grown Diamonds

1/3 CTW Lab-Grown Diamond Contour Band — Rhodium-Plated on 14K White Gold · 7.9 x 3 mm

made in your size

$1,369.81

(free shipping)

1/10 Ct Lab-Grown Diamond Charm/Pendant — 14K Yellow Gold

Lab Grown Diamonds

1/10 Ct Lab-Grown Diamond Charm/Pendant — 14K Yellow Gold

1/10 CT · 24.2 x 14.2 mm

$1,425.33

(free shipping)

1/4 CTW Lab-Grown Diamond Contour Band — Rhodium-Plated on 14K White Gold · 3.3 x 2 mm
Sized to order

Lab Grown Diamonds

1/4 CTW Lab-Grown Diamond Contour Band — Rhodium-Plated on 14K White Gold · 3.3 x 2 mm

made in your size

$1,428.74

(free shipping)

1/2 CTW Lab-Grown Diamond Bezel Set Bracelet — 14K Yellow Gold

Lab Grown Diamonds

1/2 CTW Lab-Grown Diamond Bezel Set Bracelet — 14K Yellow Gold

7 in

$1,445.14

(free shipping)

5/8 CTW Lab-Grown Diamond Eternity Band — 14K Yellow Gold · 2.1 mm · Size 7

Lab Grown Diamonds

5/8 CTW Lab-Grown Diamond Eternity Band — 14K Yellow Gold · 2.1 mm · Size 7

$1,457.46

(free shipping)

1/3 CTW Lab-Grown Diamond Anniversary Band — Rhodium-Plated on 14K White Gold · 1.32 mm
Sized to order

Lab Grown Diamonds

1/3 CTW Lab-Grown Diamond Anniversary Band — Rhodium-Plated on 14K White Gold · 1.32 mm

made in your size

$1,463.81

(free shipping)

3/8 CTW Lab-Grown Diamond Eternity Band — 14K Yellow Gold · 2.15 x 1.7 mm · Size 7

Lab Grown Diamonds

3/8 CTW Lab-Grown Diamond Eternity Band — 14K Yellow Gold · 2.15 x 1.7 mm · Size 7

$1,488.97

(free shipping)

1/2 CTW Lab-Grown Diamond 3-Stone Pendant — 14K Yellow Gold

Lab Grown Diamonds

1/2 CTW Lab-Grown Diamond 3-Stone Pendant — 14K Yellow Gold

18.8 x 3.9 mm

$818.75

(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.