Front view of Lightbox Finest™ 1 carat round brilliant 18k white gold single stud with white diamond
Side view of Lightbox Finest™ 1 carat round brilliant 18k white gold single stud with white diamond
Back view of Lightbox Finest™ 1 carat round brilliant 18k white gold single stud with white diamond
Image of Lightbox Finest™ packaging with single stud and pendant
Model shot of Lightbox Finest™ 1 carat round brilliant 18k white gold single stud with white diamond
Finest

Finest Lab-Grown Diamond 1ct. Round Brilliant Solitaire Single Stud

Sale price Regular price $1,750

Carat Weight

Carat Weight guide

The total weight of our products may vary, so please see the table below for more information about the carat weights we offer on stones:

 

Round Brilliant Stones

Carat Weight Min Carat Weight Max Carat Weight Diameter Girdle (approx. min. in mm) Diameter Girdle (approx. max. in mm)
1/2 0.48 0.53 5.01 5.21
3/4 0.71 0.79 5.75 5.95
1 0.95 1.05 6.24 6.64
1 1/2 1.40 1.50 7.06 7.46
1 3/4 1.70 1.80 7.45 7.85
2 1.95 2.10 7.80 8.20
2 1/2 2.45 2.63 8.55 8.95

 

 Princess Cut Stones

Carat Weight Min Carat Weight Max Carat Weight Length (approx. mm) Width (approx. mm)
1/2 0.48 0.53 4.20 4.20
5/9 0.53 0.58 4.42 4.42
5/8 0.59 0.66 4.60 4.60
3/4 0.71 0.79 4.92 4.92
7/8 0.83 0.92 5.17 5.17
1 0.95 1.05 5.41 5.41
1 1/8 1.07 1.18 6.02 6.02
2 2.45 2.63 7.02 7.02
2 1/2 2.95 3.15 7.35 7.35
3 2.95 3.15 7.85 7.85

 

Cushion Cut Stones

Carat Weight Min Carat Weight Max Carat Weight Length (approx. mm) Width (approx. mm)
1/2 0.48 0.53 4.42 4.42
5/8 0.59 0.66 4.77 4.77
3/4 0.71 0.79 5.07 5.07
7/8 0.83 0.92 5.34 5.34
1 0.95 1.05 5.58 5.58
2 1.95 2.10 7.25 7.25
2 1/2 2.45 2.63 7.80 7.80
3 2.95 3.15 8.35 8.35

 

Emerald Cut Stones

Carat Weight Min Carat Weight Max Carat Weight Length (approx. mm) Width (approx. mm)
1 0.95 1.05 6.70 4.85
2 1.95 2.10 8.40 6.10

 

Oval Cut Stones

Carat Weight Min Carat Weight Max Carat Weight Length (approx. mm) Width (approx. mm)
1 0.95 1.05 8.03 5.73
1 1/2 1.46 1.58 8.95 6.45

 

Asscher Cut Stones

Carat Weight Min Carat Weight Max Carat Weight Length (approx. mm) Width (approx. mm)
2 1/2 2.45 2.63 7.52 7.42
2.95 3.15 8.05 7.92

Baguette Cut Stones

Carat Weight Min Carat Weight Max Carat Weight Length (approx. mm) Width (approx. mm)
1/4 0.24 0.26 4.30 2.90
1/2 0.48 0.53 5.34 5.56

 

Trillion Cut Stones

Carat Weight Min Carat Weight Max Carat Weight Length (approx. mm) Width (approx. mm)
1/4 0.24 0.26 4.50 4.50

 

Heart Cut Stones

Carat Weight Min Carat Weight Max Carat Weight Length (approx. mm) Width (approx. mm)
1/4 0.24 0.26 4.20 4.20
 
Stone ColorWhite
Setting18k White Gold

Grown with 100% renewable energy

Free shipping

Quality guarantee

30 day returns

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Front view of Lightbox Finest™ 1 carat round brilliant 18k white gold single stud with white diamond
Side view of Lightbox Finest™ 1 carat round brilliant 18k white gold single stud with white diamond
Back view of Lightbox Finest™ 1 carat round brilliant 18k white gold single stud with white diamond
Image of Lightbox Finest™ packaging with single stud and pendant
Model shot of Lightbox Finest™ 1 carat round brilliant 18k white gold single stud with white diamond
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Our quality

Our leading technology means our lab-grown diamonds are among the finest you can find. They’re inscribed with a mark of quality invisible to the naked eye, signifying each stone has met the internationally recognized standards of the '4 C's'

Very good cut

VS or better clarity

Near colorless

Excellent cut

VVS or better clarity

Colorless

The Lightbox Lab

The Lightbox Lab

We grow our diamonds at our Lightbox Lab in Portland, Oregon using 100% renewable wind energy.

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Science Behind The Sparkle

Science Behind The Sparkle

Our cutting-edge technology can grow a one carat lab-grown diamond in about two weeks.

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