Professional Half Moon Cut Diamond Size Chart

MM to CT / CT TO MM Size Comparison Tool of Half Moon Shaped Diamonds
Half Moon Cut Diamond Conversion Charts From CT to MM / MM to CT
0.25 - 1.30 ctw
PAIR AVERAGE TOTAL WEIGHT HALF MOON LENGTH MM SIZE HALF MOON WIDTH MM SIZE
0.25 - 0.27 ct tw 3.60 - 3.80 mm 2.60 - 2.70 mm
0.28 - 0.32 ct tw 3.60 - 3.80 mm 2.80 - 3.00 mm
0.30 - 0.35 ct tw 3.90 - 4.10 mm 2.70 - 2.80 mm
0.36 - 0.38 ct tw 3.90 - 4.10 mm 2.90 - 3.10 mm
0.30 - 0.33 ct tw 4.20 - 4.10 mm 2.70 - 2.80 mm
0.36 - 0.40 ct tw 4.20 - 4.30 mm 2.90 - 3.10 mm
0.36 - 0.39 ct tw 4.40 - 4.50 mm 2.70 - 2.80 mm
0.42 - 0.45 ct tw 4.40 - 4.50 mm 2.90 - 3.10 mm
0.38 - 0.43 ct tw 4.60 - 4.80 mm 2.70 - 2.80 mm
0.43 - 0.46 ct tw 4.60 - 4.80 mm 2.90 - 3.10 mm
0.39 - 0.44 ct tw 4.90 - 5.20 mm 2.70 - 2.80 mm
0.46 - 0.50 ct tw 4.90 - 5.20 mm 2.90 - 3.10 mm
0.53 - 0.57 ct tw 4.90 - 5.20 mm 3.20 - 3.30 mm
0.56 - 0.61 ct tw 5.40 - 5.60 mm 3.20 - 3.40 mm
0.70 - 0.80 ct tw 5.90 - 6.20 mm 3.40 - 3.70 mm
0.90 - 1.00 ct tw 5.90 - 6.20 mm 3.80 - 4.20 mm
0.95 - 1.20 ct tw 6.40 - 6.60 mm 4.00 - 4.30 mm
1.10 - 1.30 ct tw 6.80 - 7.20 mm 4.20 - 4.50 mm