Front view of 5/9 carat princess cut diamond in white
Side view of 5/9 carat princess cut diamond in white

Lab-Grown Loose ⁵⁄₉ct. Princess Cut Diamond

Sale price Regular price $440

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

Please note loose stones are only available to ship to select locations, see full country list here.

Grown with 100% renewable energy

Free shipping

Quality guarantee

30 day returns

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Front view of 5/9 carat princess cut diamond in white
Side view of 5/9 carat princess cut diamond in white
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Our quality

Very Good
Cut

Very Good

We grow our stones at the optimal size and shape for cutting, maximizing their exceptional brilliance and fire.

VS+ or Better
Clarity

VS+ or Better

Our stones have minor inclusions that cannot be seen by the naked eye, and are difficult to see at 10x magnification.

Near Colorless
Color

Near Colorless

Technically defined as between G and J and means that only a trained gemologist can detect a trace of color.

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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