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Round Brilliant Melee Diamond Size Information

 

*Diamond counts are approximate and based on standard calibrated round brilliant melee. Actual counts may vary slightly depending on cutting proportions and manufacturing tolerances.

 

Diamond Size Range (mm) Average Size Approx. Ct / Stone Approx. Stones / Carat
0.75–0.85 0.80 mm 0.0025 ct 400
0.85–0.95 0.90 mm 0.0030 ct 333
0.95–1.05 1.00 mm 0.0050 ct 200
1.05–1.15 1.10 mm 0.0065 ct 154
1.15–1.25 1.20 mm 0.0075 ct 133
1.25–1.35 1.30 mm 0.0115 ct 87
1.35–1.45 1.40 mm 0.0135 ct 74
1.45–1.55 1.50 mm 0.0165 ct 61
1.55–1.65 1.60 mm 0.0198 ct 51
1.65–1.75 1.70 mm 0.0220 ct 45
1.75–1.85 1.80 mm 0.0250 ct 40
1.85–1.95 1.90 mm 0.0280 ct 36
1.95–2.05 2.00 mm 0.0315 ct 32
2.05–2.15 2.10 mm 0.0330 ct 30
2.15–2.25 2.20 mm 0.0350 ct 29
2.25–2.35 2.30 mm 0.0400 ct 25
2.35–2.45 2.40 mm 0.0580 ct 17
2.45–2.55 2.50 mm 0.0600 ct 17
2.55–2.65 2.60 mm 0.0700 ct 14
2.65–2.75 2.70 mm 0.0835 ct 12
2.75–2.85 2.80 mm 0.0890 ct 11
2.85–2.95 2.90 mm 0.0960 ct 10
2.95–3.05 3.00 mm 0.1060 ct 9
3.05–3.15 3.10 mm 0.1180 ct 8
3.15–3.25 3.20 mm 0.1250 ct 8
3.25–3.35 3.30 mm 0.1340 ct 7
3.35–3.45 3.40 mm 0.1550 ct 6
3.45–3.55 3.50 mm 0.1850 ct 5
3.55–3.65 3.60 mm 0.1900 ct 5
3.65–3.75 3.70 mm 0.2020 ct 5
3.75–3.85 3.80 mm 0.2100 ct 5
3.85–3.95 3.90 mm 0.2225 ct 4
3.95–4.05 4.00 mm 0.2500 ct 4
4.05–4.15 4.10 mm 0.2600 ct 4
4.15–4.25 4.20 mm 0.3000 ct 3
4.25–4.35 4.30 mm 0.3300 ct 3
4.35–4.45 4.40 mm 0.3300 ct 3
4.45–4.55 4.50 mm 0.3500 ct 3
4.55–4.65 4.60 mm 0.3800 ct 3
4.65–4.75 4.70 mm 0.4000 ct 3
4.75–4.85 4.80 mm 0.4200 ct 2
4.85–4.95 4.90 mm 0.5000 ct 2
4.95–5.05 5.00 mm 0.5000 ct 2