Jewelry Settings Weight to Size Conversion Charts

WEIGHT TO SIZE CONVERSION CHARTS

ROUND		PEAR		MARQUISE		OVAL
carats	mm	carats	mm	carats	mm	carat	mm
.005	1.0	.09	3 x 2.5	.035	2.5 x 1.25	.20	4 x 3
.0067	1.15	.12	4 x 2.5	.04	3 x 1.5	.25	5 x 3
.0075	1.12	.14	4 x 3	.06	3.5 x 1.75	.38	5 x 4
.01	1.3	.16	4.5 x 3	.07	3.5 x 2	.50	6 x 4
.015	1.5	.20	5 x 3	.09	4 x 2	1	7 x 5
.02	1.7	.30	5.5 x 3.5	.11	4.25 x 2.25	1.25	7.5 x 5.5
.025	1.8	.50	6 x 4	.14	4.5 x 2.5	1.50	8 x 6
.03	2.0	.75	7 x 5	.15	5 x 2.5	2	8.5 x 6.5
.035	2.1	1	8 x 5	.20	5 x 3	2.50	9 x 7
.04	2.2	1.50	9 x 6	.25	6 x 3	3	10 x 8
.05	2.4	2	10 x 7	.30	6 x 3.5	3.50	10 x 8.5
.06	2.5	2.50	12 x 7	.38	7 x 3.5	4	11 x 9
.07	2.7	3	12 x 8	.50	8 x 4	4.50	11 x 9.5
.08	2.8	3.50	13 x 8	.75	9 x 4.5	5	12 x 10
.09	2.9	4	14 x 8	1	10 x 5
.10	3.0	4.50	14.5 x 9	1.50	11 x 5.5
.11	3.1	5	15 x 9	2	12 x 6
.12	3.2			2.50	13 x 6.5
.14	3.3			3	14 x 7
.15	3.4			3.50	14 x 7.5
.16	3.5			4	16 x 8
.17	3.6			5	16 x 8.5
.18	3.7
.20	3.8
.22	3.9	EMERALD		HEART		TRILLION
.23	4.0	carat	mm	carat	mm	carat	mm
.25	4.1	.25	5 x 3	.12	3 x 3	.10	3 x 3 x 3
.30	4.2	.50	6 x 4	.20	3.5 x 3.5	.14	3.5 x 3.5 x 3.5
.33	4.4	.75	6.5 x 4.5	.25	4 x 4	.18	4 x 4 x 4
.38	4.6	1	7 x 5	.38	4.5 x 4.5	.25	4.5 x 4.5 x 4.5
.40	4.8	1.50	8 x 6	.50	5 x 5	.33	5 x 5 x 5
.47	5.0	2	8.5 x 6.5	.65	5.5 x 5.5	.40	5.5 x 5.5 x 5.5
.50	5.2	2.50	9 x 7	.75	6 x 6	.50	6 x 6 x 6
.60	5.4	3	10 x 8	1	6.5 x 6.5	1.50	7 x 7 x 7
.65	5.6	4	11 x 9	1.50	7 x 7	2	8 x 8 x 8
.75	5.8	5	12 x 10	2	8 x 8	2.50	9 x 9 x 9
.80	6.0			2.50	8.5 x 8.5	3	10 x 10 x 10
.95	6.4			3	9 x 9
1	6.5			3.50	9.5 x 9.5
1.10	6.6			4	10 x 10
1.17	6.8			4.50	10.5 x 10.5
1.25	7.0			5	11 x 11
1.33	7.2
1.50	7.4
1.60	7.6	PRINCESS
1.75	7.8	carat	mm
1.90	8.0	.03	1.5 x 1.5
2	8.2	.04	1.75 x 1.75
2.15	8.4	.06	2 x 2
2.25	8.6	.10	2.5 x 2.5
2.50	8.8	.14	2.75 x 2.75
2.85	9.2	.17	3 x 3
3	9.4	.20	3.25 x 3.25
3.15	9.6	.23	3.5 x 3.5
3.35	9.8	.30	3.75 x 3.75
3.50	10.0	.38	4 x 4
3.75	10.2
4	10.4
4.25	10.6
4.50	10.8
4.75	11.0
5	11.2

ROUND			ROUND			ROUND
d.w.	size (mm)	c.z.w.	d.w.	size (mm)	c.z.w.	d.w.	size (mm)	c.z.w.
.01	1.25	.02	.07	2.75	.14	.28	4.25	.50
.02	1.50	.03	.10	3.00	.19	.35	4.50	.60
.025	1.75	.03	.13	3.25	.25	.45	5.00	.85
.03	2.00	.05	.16	3.50	.30	.50	5.25	1.00
.04	2.25	.07	.20	3.75	.35	.60	5.50	1.10
.05	2.50	.10	.25	4.00	.45	.68	5.75	1.25

ROUND			ROUND			MARQUISE
d.w.	size (mm)	c.z.w.	d.w.	size (mm)	c.z.w.	d.w.	size (mm)	c.z.w.
.75	6.00	1.45	1.75	7.75	3.30	.25	6 x 3	.50
.90	6.25	1.60	2.00	8.00	3.50	.50	7 x 3.5	.75
1.00	6.50	1.80	2.25	8.50	4.00	.75	8 x 4	1.25
1.15	6.75	2.00	2.50	9.00	4.70	1.00	10 x 5	1.75
1.25	7.00	2.25	3.00	9.50	5.65	1.50	11 x 5.5	2.75
1.50	7.50	2.85	3.50	10.00	6.60	2.00	12 x 6	3.25

PEAR			OVAL			EMERALD
d.w.	size (mm)	c.z.w.	d.w.	size (mm)	c.z.w.	d.w.	size (mm)	c.z.w.
.25	5 x 3	.50	.25	5 x 3	.50	.50	6 x 4	.75
.50	6 x 4	.75	.50	6 x 4	.75	.75	6.5 x 6.5	1.25
.75	7 x 5	1.25	.75	7 x 5	1.25	1.00	7 x 5	1.75
1.00	8 x 5	1.75	1.00	7.5 x 7.5	1.75	1.50	8 x 6	2.75
1.50	9 x 6	2.75	2.00	9 x 7	3.25	2.50	9 x 7	5.25
2.00	10 x 7	3.25	3.00	10 x 8	5.25	3.00	10 x 3	6.50

HEART			TRIANGLE			SQUARE
d.w.	size (mm)	c.z.w.	d.w.	size (mm)	c.z.w.	d.w.	size (mm)	c.z.w.
.25	4 x 4	.50	.10	3.0	.20	.04	2 x 2	.07
.50	5 x 5	.75	.14	3.5	.25	.10	2.5 x 2.5	.20
.75	6 x 6	1.25	.18	4.0	.33	.17	3 x 3	.30
1.00	6.5 x 6.5	1.75	.25	4.5	.50	.23	3.5 x 3.5	.40
1.50	7 x 7	2.75	.33	5.0	.60	.40	4 x 4	.70
2.00	8 x 8	3.25	.40	5.5	.70	.50	5 x 5	1.00
			.50	6.0	1.00	1.00	6 x 6	2.00
			1.50	7.0	3.00	1.25	7 x 7	2.50

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