Princess Diamond Stone Sizing Chart

Princess cut diamonds offer versatility in almost any ring style, making it a good choice for anyone looking for something pretty and elegant. It has four bevelled sides with larger tables producing 70% brilliance which make it look bigger than a round cut diamond of the same size.

For actual stone sizes and measurements, you can download our Princess Stone Sizing Guide.

Princess Size (mm)	Princess Carat Weight	Princess Size (mm)	Princess Carat Weight
1.5 mm.	0.015 ct.	6.5 mm.	1.50 ct.
1.75 mm.	0.03 ct.	6.75 mm.	1.75 ct.
2 mm.	0.06 ct.	7 mm.	2.00 ct.
2.25 mm.	0.08 ct.	7.25 mm.	2.01 ct.
2.5 mm.	0.10 ct.	7.5 mm.	2.50 ct.
2.75 mm.	0.13 ct.	7.75 mm.	2.74 ct.
3 mm.	0.18 ct.	8 mm.	3.00 ct.
3.25 mm.	0.26 ct.	8.25 mm.	3.24 ct.
3.5 mm.	0.29 ct.	8.5 mm.	3.67 ct.
3.75 mm.	0.31 ct.	8.75 mm.	4.10 ct.
4 mm.	0.39 ct.	9 mm.	4.12 ct.
4.25 mm.	0.44 ct.	9.5 mm.	5.09 ct.
4.5 mm.	0.50 ct.	9.75 mm.	5.36 ct.
4.75 mm.	0.64 ct.	10 mm.	5.62 ct.
5 mm.	0.75 ct.	10.25 mm.	5.76 ct.
5.25 mm.	0.90 ct.	10.5 mm.	5.99 ct.
5.5 mm.	1.00 ct.	11 mm.	7.44 ct.
5.75 mm.	1.11 ct.	11.5 mm.	9.44 ct.
6 mm.	1.25 ct.	12 mm.	9.52 ct.
6.25 mm.	1.39 ct.