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:

 

Lightbox Finest™ 

Total Carat Weight	Min Carat Weight	Max Carat Weight
1	0.97	1.10

 

Lightbox Finest™ Loose

Total Carat Weight	Min Carat Weight	Max Carat Weight	Diameter Girdle (Approx Min in mm)	Diameter Girdle (Approx Max in mm)
1	0.97	1.05	6.36	6.54

 

Lightbox 

Total Carat Weight	Min Carat Weight	Max Carat Weight
1/10	0.09	0.11
1/8	0.11	0.13
1/5	0.18	0.22
1/4	0.23	0.28
3/8	0.35	0.44
1/2	0.47	0.53
5/8	0.59	0.66
3/4	0.71	0.79
1	0.95	1.10
1-1/8	1.06	1.18
1-1/2	1.46	1.58
2	1.95	2.10

 

Lightbox Round Brilliant Loose

Total 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

 

Lightbox Princess Loose

Total 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	4.19	4.39
5/8	0.59	0.66	4.50	4.70
3/4	0.71	0.79	4.82	5.02
7/8	0.83	0.92	5.07	5.27
1	0.95	1.05	5.31	5.51
1 1/8	1.07	1.18	5.53	5.73

 

Lightbox Cushion Loose

Total 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	4.32	4.52
5/8	0.59	0.66	4.67	4.87
3/4	0.71	0.79	4.97	5.17
7/8	0.83	0.92	5.24	5.44
1	0.95	1.05	5.48	5.68

 

Lightbox Baguette Loose

Total 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	5.24	5.44