Primira Luxury

all tables

Round diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
3 0.11 0.11
3.5 0.17 0.18
4 0.24 0.25
4.5 0.31 0.33
5 0.48 0.5
5.5 0.56 0.6
6 0.75 0.8
6.5 1 1.1
7 1.2 1.3
7.5 1.5 1.67
8 1.95 2
8.5 2.44 2.5
9 2.68 2.75
9.5 3.2 3.5
10 3.8 3.9
10.5 4.2 4.4
11 4.7 4.85
11.5 5.7 5.85
12 6.1 6.5
12.5 6.7 7

Oval diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
5 x 3 0.18 0.21
6 x 4 0.46 0.5
7 x 5 0.71 0.75
8 x 6 1.2 1.25
9 x 7 1.8 2
10 x 8 2.5 2.5
11 x 9 3.68 3.85
12 x 10 4.9 5.05
14 x 10 5.6 5.81

Pear diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
5 x 3 0.2 0.25
6 x 4 0.4 0.5
7 x 5 0.73 0.75
8 x 5 1.2 1.25
9 x 6 1.5 1.6
10 x 7 2.3 2.5
12 x 8 3 3

Marquise diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
4 x 2 0.08 0.1
5 x 2.5 0.12 0.14
6 x 3 0.2 0.25
7 x 3.5 0.3 0.33
8 x 4 0.56 0.5
9 x 4.5 0.63 0.75
10 x 5 1 1
11 x 5.5 1.15 1.25
12 x 6 1.48 1.5
13 x 6.5 1.85 2
14 x 7 2.3 2.5

Emerald diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
4 x 2 0.17 0.15
5 x 3 0.3 0.29
6 x 4 0.6 0.5
7 x 5 1 1
8 X 6 1.8 1.75
9 X 7 2.75 2.5
10 X 8 3.76 3.79
11 X 9 5.25 5.21
12 X 10 6.88 6

Radiant diamond compare size table_copy

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
5 x 3 0.33 0.31
6 x 4 0.61 0.5
7 x 5 1 1
8 x 6 1.8 2
9 x 7 2.5 2.5
10 x 8 3.5 3.5
11 x 9 5.19 5.05
12 x 10 6.23 6.79
14 x 10 8.2 8.47

Cushion diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
3 0.12 0.13
3.5 0.19 0.22
4 0.3 0.33
4.5 0.42 0.5
5 0.57 0.6
5.5 0.75 0.8
6 0.96 1.1
6.5 1.21 1.3
7 1.49 1.7
7.5 1.8 2
8 2.15 2.4
8.5 2.54 2.8
9 2.98 3.3
9.5 3.74 4.2
10 4.18 5.02
10.5 4.99 5.81
11 5.79 6.68

Asscher diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
3 0.17 0.18
3.5 0.27 0.29
4 0.36 0.39
4.5 0.47 0.5
5 0.81 0.75
5.5 0.93 1
6 1.19 1.25
6.5 1.45 1.5
7 1.9 2
7.5 2.4 2.5
8 2.9 3
8.5 3.7 3.67
9 3.97 4.12

Princess diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
3 0.17 0.18
3.5 0.27 0.29
4 0.36 0.39
4.5 0.47 0.5
5 0.81 0.75
5.5 0.93 1
6 1.19 1.25
6.5 1.45 1.5
7 1.9 2
7.5 2.4 2.5
8 2.9 3
8.5 3.7 3.67
9 3.97 4.12

Rings Size guide By ocean star

US CA UK AU IE NZ JP IN CN SA ES IT NL CH Inside-Diameter & Circumference (mm)
3 F 4 4.25 14.05 & 44.14
3.25 F.5 – 4.75 14.24 & 44.74
3.5 G 5 5.5 14.45 & 45.40
3.75 G.5 6 6 14.65 & 46.02
4 H 7 6.75 14.88 & 46.80
4.25 H.5 – 7.5 15.09 & 47.40
4.5 I 8 8 15.29 & 48.00
4.75 J – 8.75 15.49 & 48.70
5 J 1/2 9 9.25 15.70 & 49.30
5.25 K – 10 15.90 & 50.00
5.5 K 1/2 10 10.5 16.10 & 50.60
5.75 L – 11.25 16.31 & 51.20
6 L 1/2 11 11.75 16.51 & 51.90
6.25 M 12 12.5 16.71 & 52.50
6.5 M 1/2 13 13.25 16.92 & 53.10
6.75 N – 13.75 17.12 & 53.80
7 N 1/2 14 14.5 17.32 & 54.40
7.25 O – 15 17.53 & 55.10
7.5 O 1/2 15 15.75 17.73 & 55.70
7.75 P – 16.25 17.93 & 56.30
8 P 1/2 16 17 18.14 & 57.00
8.25 Q – 17.5 18.34 & 57.60
8.5 Q 1/2 17 18.25 18.54 & 58.30
8.75 R – 19 18.75 & 58.90
9 R 1/2 18 19.5 18.95 & 59.50
9.25 S – 20.25 19.15 & 60.20
9.5 S 1/2 19 20.75 19.35 & 60.80
9.75 T – 21.5 19.56 & 61.40
10 T 1/2 20 22 19.76 & 62.10
10.25 U 21 22.75 19.96 & 62.70
10.5 U 1/2 22 23.25 20.17 & 63.40
10.75 V – 24 20.37 & 64.00
11 V 1/2 23 24.75 20.57 & 64.60
11.25 W – 25.25 20.78 & 65.30
11.5 W 1/2 24 26 20.98 & 65.90
11.75 X – 26.5 21.18 & 66.60
12 X 1/2 25 27.25 21.39 & 67.20
12.25 Y – 27.75 21.59 & 67.80
12.5 Z 26 28.5 21.79 & 68.50
12.75 Z 1/2 – 29 22.00 & 69.10
13 – 27 29.75 22.20 & 69.70
13.25 Z1 – 30.5 22.40 & 70.40
13.5 – – 31 22.61 & 71.00
13.75 Z2 – 31.75 22.81 & 71.70
14 Z3 – 32.25 23.01 & 72.30
14.25 – – 33 23.22 & 72.90
14.5 Z4 – 33.5 23.42 & 73.60
14.75 – – 34.25 23.62 & 74.20
15 – – 34.75 24.23 & 76.10
US CA UK AU IE NZ JP IN CN SA ES IT NL CH Inside-Diameter & Cercumferene (mm) US CA UK AU IE NZ JP IN CN SA ES IT NL CH Inside-Diameter & Cercumferene (mm)
3 F 4 4.25 14.05 & 44.14 9.25 S – 20.25 19.15 & 60.20
3.25 F.5 – 4.75 14.24 & 44.74 9.5 S 1/2 19 20.75 19.35 & 60.80
3.5 G 5 5.5 14.45 & 45.40 9.75 T – 21.5 19.56 & 61.40
3.75 G.5 6 6 14.65 & 46.02 10 T 1/2 20 22 19.76 & 62.10
4 H 7 6.75 14.88 & 46.80 10.25 U 21 22.75 19.96 & 62.70
4.25 H.5 – 7.5 15.09 & 47.40 10.5 U 1/2 22 23.25 20.17 & 63.40
4.5 I 8 8 15.29 & 48.00 10.75 V – 24 20.37 & 64.00
4.75 J – 8.75 15.49 & 48.70 11 V 1/2 23 24.75 20.57 & 64.60
5 J 1/2 9 9.25 15.70 & 49.30 11.25 W – 25.25 20.78 & 65.30
5.25 K – 10 15.90 & 50.00 11.5 W 1/2 24 26 20.98 & 65.90
5.5 K 1/2 10 10.5 16.10 & 50.60 11.75 X – 26.5 21.18 & 66.60
5.75 L – 11.25 16.31 & 51.20 12 X 1/2 25 27.25 21.39 & 67.20
6 L 1/2 11 11.75 16.51 & 51.90 12.25 Y – 27.75 21.59 & 67.80
6.25 M 12 12.5 16.71 & 52.50 12.5 Z 26 28.5 21.79 & 68.50
6.5 M 1/2 13 13.25 16.92 & 53.10 12.75 Z 1/2 – 29 22.00 & 69.10
6.75 N – 13.75 17.12 & 53.80 13 – 27 29.75 22.20 & 69.70
7 N 1/2 14 14.5 17.32 & 54.40 13.25 Z1 – 30.5 22.40 & 70.40
7.25 O – 15 17.53 & 55.10 13.5 – – 31 22.61 & 71.00
7.5 O 1/2 15 15.75 17.73 & 55.70 13.75 Z2 – 31.75 22.81 & 71.70
7.75 P – 16.25 17.93 & 56.30 14 Z3 – 32.25 23.01 & 72.30
8 P 1/2 16 17 18.14 & 57.00 14.25 – – 33 23.22 & 72.90
8.25 Q – 17.5 18.34 & 57.60 14.5 Z4 – 33.5 23.42 & 73.60
8.5 Q 1/2 17 18.25 18.54 & 58.30 14.75 – – 34.25 23.62 & 74.20
8.75 R – 19 18.75 & 58.90 15 – – 34.75 24.23 & 76.10
9 R 1/2 18 19.5 18.95 & 59.50

Round diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
3 0.11 0.11
3.5 0.17 0.18
4 0.24 0.25
4.5 0.31 0.33
5 0.48 0.5
5.5 0.56 0.6
6 0.75 0.8
6.5 1 1.1
7 1.2 1.3
7.5 1.5 1.67
8 1.95 2
8.5 2.44 2.5
9 2.68 2.75
9.5 3.2 3.5
10 3.8 3.9
10.5 4.2 4.4
11 4.7 4.85
11.5 5.7 5.85
12 6.1 6.5
12.5 6.7 7

Oval diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
5 x 3 0.18 0.21
6 x 4 0.46 0.5
7 x 5 0.71 0.75
8 x 6 1.2 1.25
9 x 7 1.8 2
10 x 8 2.5 2.5
11 x 9 3.68 3.85
12 x 10 4.9 5.05
14 x 10 5.6 5.81

Pear diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
5 x 3 0.2 0.25
6 x 4 0.4 0.5
7 x 5 0.73 0.75
8 x 5 1.2 1.25
9 x 6 1.5 1.6
10 x 7 2.3 2.5
12 x 8 3 3

Marquise diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
4 x 2 0.08 0.1
5 x 2.5 0.12 0.14
6 x 3 0.2 0.25
7 x 3.5 0.3 0.33
8 x 4 0.56 0.5
9 x 4.5 0.63 0.75
10 x 5 1 1
11 x 5.5 1.15 1.25
12 x 6 1.48 1.5
13 x 6.5 1.85 2
14 x 7 2.3 2.5

Emerald diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
4 x 2 0.17 0.15
5 x 3 0.3 0.29
6 x 4 0.6 0.5
7 x 5 1 1
8 X 6 1.8 1.75
9 X 7 2.75 2.5
10 X 8 3.76 3.79
11 X 9 5.25 5.21
12 X 10 6.88 6

Radiant diamond compare size table_copy

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
5 x 3 0.33 0.31
6 x 4 0.61 0.5
7 x 5 1 1
8 x 6 1.8 2
9 x 7 2.5 2.5
10 x 8 3.5 3.5
11 x 9 5.19 5.05
12 x 10 6.23 6.79
14 x 10 8.2 8.47

Cushion diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
3 0.12 0.13
3.5 0.19 0.22
4 0.3 0.33
4.5 0.42 0.5
5 0.57 0.6
5.5 0.75 0.8
6 0.96 1.1
6.5 1.21 1.3
7 1.49 1.7
7.5 1.8 2
8 2.15 2.4
8.5 2.54 2.8
9 2.98 3.3
9.5 3.74 4.2
10 4.18 5.02
10.5 4.99 5.81
11 5.79 6.68

Asscher diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
3 0.17 0.18
3.5 0.27 0.29
4 0.36 0.39
4.5 0.47 0.5
5 0.81 0.75
5.5 0.93 1
6 1.19 1.25
6.5 1.45 1.5
7 1.9 2
7.5 2.4 2.5
8 2.9 3
8.5 3.7 3.67
9 3.97 4.12

Princess diamond compare size table

Size (mm) Moissanite Average Weight Diamond Equivalent Weight
3 0.17 0.18
3.5 0.27 0.29
4 0.36 0.39
4.5 0.47 0.5
5 0.81 0.75
5.5 0.93 1
6 1.19 1.25
6.5 1.45 1.5
7 1.9 2
7.5 2.4 2.5
8 2.9 3
8.5 3.7 3.67
9 3.97 4.12

Rings Size guide By ocean star

US CA UK AU IE NZ JP IN CN SA ES IT NL CH Inside-Diameter & Circumference (mm)
3 F 4 4.25 14.05 & 44.14
3.25 F.5 – 4.75 14.24 & 44.74
3.5 G 5 5.5 14.45 & 45.40
3.75 G.5 6 6 14.65 & 46.02
4 H 7 6.75 14.88 & 46.80
4.25 H.5 – 7.5 15.09 & 47.40
4.5 I 8 8 15.29 & 48.00
4.75 J – 8.75 15.49 & 48.70
5 J 1/2 9 9.25 15.70 & 49.30
5.25 K – 10 15.90 & 50.00
5.5 K 1/2 10 10.5 16.10 & 50.60
5.75 L – 11.25 16.31 & 51.20
6 L 1/2 11 11.75 16.51 & 51.90
6.25 M 12 12.5 16.71 & 52.50
6.5 M 1/2 13 13.25 16.92 & 53.10
6.75 N – 13.75 17.12 & 53.80
7 N 1/2 14 14.5 17.32 & 54.40
7.25 O – 15 17.53 & 55.10
7.5 O 1/2 15 15.75 17.73 & 55.70
7.75 P – 16.25 17.93 & 56.30
8 P 1/2 16 17 18.14 & 57.00
8.25 Q – 17.5 18.34 & 57.60
8.5 Q 1/2 17 18.25 18.54 & 58.30
8.75 R – 19 18.75 & 58.90
9 R 1/2 18 19.5 18.95 & 59.50
9.25 S – 20.25 19.15 & 60.20
9.5 S 1/2 19 20.75 19.35 & 60.80
9.75 T – 21.5 19.56 & 61.40
10 T 1/2 20 22 19.76 & 62.10
10.25 U 21 22.75 19.96 & 62.70
10.5 U 1/2 22 23.25 20.17 & 63.40
10.75 V – 24 20.37 & 64.00
11 V 1/2 23 24.75 20.57 & 64.60
11.25 W – 25.25 20.78 & 65.30
11.5 W 1/2 24 26 20.98 & 65.90
11.75 X – 26.5 21.18 & 66.60
12 X 1/2 25 27.25 21.39 & 67.20
12.25 Y – 27.75 21.59 & 67.80
12.5 Z 26 28.5 21.79 & 68.50
12.75 Z 1/2 – 29 22.00 & 69.10
13 – 27 29.75 22.20 & 69.70
13.25 Z1 – 30.5 22.40 & 70.40
13.5 – – 31 22.61 & 71.00
13.75 Z2 – 31.75 22.81 & 71.70
14 Z3 – 32.25 23.01 & 72.30
14.25 – – 33 23.22 & 72.90
14.5 Z4 – 33.5 23.42 & 73.60
14.75 – – 34.25 23.62 & 74.20
15 – – 34.75 24.23 & 76.10
US CA UK AU IE NZ JP IN CN SA ES IT NL CH Inside-Diameter & Cercumferene (mm) US CA UK AU IE NZ JP IN CN SA ES IT NL CH Inside-Diameter & Cercumferene (mm)
3 F 4 4.25 14.05 & 44.14 9.25 S – 20.25 19.15 & 60.20
3.25 F.5 – 4.75 14.24 & 44.74 9.5 S 1/2 19 20.75 19.35 & 60.80
3.5 G 5 5.5 14.45 & 45.40 9.75 T – 21.5 19.56 & 61.40
3.75 G.5 6 6 14.65 & 46.02 10 T 1/2 20 22 19.76 & 62.10
4 H 7 6.75 14.88 & 46.80 10.25 U 21 22.75 19.96 & 62.70
4.25 H.5 – 7.5 15.09 & 47.40 10.5 U 1/2 22 23.25 20.17 & 63.40
4.5 I 8 8 15.29 & 48.00 10.75 V – 24 20.37 & 64.00
4.75 J – 8.75 15.49 & 48.70 11 V 1/2 23 24.75 20.57 & 64.60
5 J 1/2 9 9.25 15.70 & 49.30 11.25 W – 25.25 20.78 & 65.30
5.25 K – 10 15.90 & 50.00 11.5 W 1/2 24 26 20.98 & 65.90
5.5 K 1/2 10 10.5 16.10 & 50.60 11.75 X – 26.5 21.18 & 66.60
5.75 L – 11.25 16.31 & 51.20 12 X 1/2 25 27.25 21.39 & 67.20
6 L 1/2 11 11.75 16.51 & 51.90 12.25 Y – 27.75 21.59 & 67.80
6.25 M 12 12.5 16.71 & 52.50 12.5 Z 26 28.5 21.79 & 68.50
6.5 M 1/2 13 13.25 16.92 & 53.10 12.75 Z 1/2 – 29 22.00 & 69.10
6.75 N – 13.75 17.12 & 53.80 13 – 27 29.75 22.20 & 69.70
7 N 1/2 14 14.5 17.32 & 54.40 13.25 Z1 – 30.5 22.40 & 70.40
7.25 O – 15 17.53 & 55.10 13.5 – – 31 22.61 & 71.00
7.5 O 1/2 15 15.75 17.73 & 55.70 13.75 Z2 – 31.75 22.81 & 71.70
7.75 P – 16.25 17.93 & 56.30 14 Z3 – 32.25 23.01 & 72.30
8 P 1/2 16 17 18.14 & 57.00 14.25 – – 33 23.22 & 72.90
8.25 Q – 17.5 18.34 & 57.60 14.5 Z4 – 33.5 23.42 & 73.60
8.5 Q 1/2 17 18.25 18.54 & 58.30 14.75 – – 34.25 23.62 & 74.20
8.75 R – 19 18.75 & 58.90 15 – – 34.75 24.23 & 76.10
9 R 1/2 18 19.5 18.95 & 59.50
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
8.5
9
9.5
10
10.5
11
11.5
12
12.5

0.11
0.17
0.24
0.31
0.48
0.56
0.75
1
1.2
1.5
1.95
2.44
2.68
3.2
3.8
4.2
4.7
5.7
6.1
6.7

0.11
0.18
0.25
0.33
0.5
0.6
0.8
1.1
1.3
1.67
2
2.5
2.75
3.5
3.9
4.4
4.85
5.85
6.5
7
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

5 x 3
6 x 4
7 x 5
8 x 6
9 x 7
10 x 8
11 x 9
12 x 10
14 x 10

0.18
0.46
0.71
1.2
1.8
2.5
3.68
4.9
5.6

0.21
0.5
0.75
1.25
2
2.5
3.85
5.05
5.81
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

5 x 3
6 x 4
7 x 5
8 x 5
9 x 6
10 x 7
12 x 8

0.2
0.4
0.73
1.2
1.5
2.3
3

0.25
0.5
0.75
1.25
1.6
2.5
3
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

4 x 2
5 x 2.5
6 x 3
7 x 3.5
8 x 4
9 x 4.5
10 x 5
11 x 5.5
12 x 6
13 x 6.5
14 x 7

0.08
0.12
0.2
0.3
0.56
0.63
1
1.15
1.48
1.85
2.3

0.1
0.14
0.25
0.33
0.5
0.75
1
1.25
1.5
2
2.5
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

4 x 2
5 x 3
6 x 4
7 x 5
8 X 6
9 X 7
10 X 8
11 X 9
12 X 10

0.17
0.3
0.6
1
1.8
2.75
3.76
5.25
6.88

0.15
0.29
0.5
1
1.75
2.5
3.79
5.21
6
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

5 x 3
6 x 4
7 x 5
8 x 6
9 x 7
10 x 8
11 x 9
12 x 10
14 x 10

0.33
0.61
1
1.8
2.5
3.5
5.19
6.23
8.2

0.31
0.5
1
2
2.5
3.5
5.05
6.79
8.47
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
8.5
9
9.5
10
10.5
11

0.12
0.19
0.3
0.42
0.57
0.75
0.96
1.21
1.49
1.8
2.15
2.54
2.98
3.74
4.18
4.99
5.79

0.13
0.22
0.33
0.5
0.6
0.8
1.1
1.3
1.7
2
2.4
2.8
3.3
4.2
5.02
5.81
6.68
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
8.5
9

0.17
0.27
0.36
0.47
0.81
0.93
1.19
1.45
1.9
2.4
2.9
3.7
3.97

0.18
0.29
0.39
0.5
0.75
1
1.25
1.5
2
2.5
3
3.67
4.12
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
8.5
9

0.17
0.27
0.36
0.47
0.81
0.93
1.19
1.45
1.9
2.4
2.9
3.7
3.97

0.18
0.29
0.39
0.5
0.75
1
1.25
1.5
2
2.5
3
3.67
4.12
US CA UK AU IE NZ JP IN CN SA ES IT NL CH Inside-Diameter & Cercumferene (mm) US CA UK AU IE NZ JP IN CN SA ES IT NL CH Inside-Diameter & Cercumferene (mm)

3
3.25
3.5
3.75
4
4.25
4.5
4.75
5
5.25
5.5
5.75
6
6.25
6.5
6.75
7
7.25
7.5
7.75
8
8.25
8.5
8.75
9

F
F.5
G
G.5
H
H.5
I
J
J 1/2
K
K 1/2
L
L 1/2
M
M 1/2
N
N 1/2
O
O 1/2
P
P 1/2
Q
Q 1/2
R
R 1/2

4
–
5
6
7
–
8
–
9
–
10
–
11
12
13
–
14
–
15
–
16
–
17
–
18

4.25
4.75
5.5
6
6.75
7.5
8
8.75
9.25
10
10.5
11.25
11.75
12.5
13.25
13.75
14.5
15
15.75
16.25
17
17.5
18.25
19
19.5

14.05 & 44.14
14.24 & 44.74
14.45 & 45.40
14.65 & 46.02
14.88 & 46.80
15.09 & 47.40
15.29 & 48.00
15.49 & 48.70
15.70 & 49.30
15.90 & 50.00
16.10 & 50.60
16.31 & 51.20
16.51 & 51.90
16.71 & 52.50
16.92 & 53.10
17.12 & 53.80
17.32 & 54.40
17.53 & 55.10
17.73 & 55.70
17.93 & 56.30
18.14 & 57.00
18.34 & 57.60
18.54 & 58.30
18.75 & 58.90
18.95 & 59.50

9.25
9.5
9.75
10
10.25
10.5
10.75
11
11.25
11.5
11.75
12
12.25
12.5
12.75
13
13.25
13.5
13.75
14
14.25
14.5
14.75
15

S
S 1/2
T
T 1/2
U
U 1/2
V
V 1/2
W
W 1/2
X
X 1/2
Y
Z
Z 1/2
–
Z1
–
Z2
Z3
–
Z4
–
–

–
19
–
20
21
22
–
23
–
24
–
25
–
26
–
27
–
–
–
–
–
–
–
–

20.25
20.75
21.5
22
22.75
23.25
24
24.75
25.25
26
26.5
27.25
27.75
28.5
29
29.75
30.5
31
31.75
32.25
33
33.5
34.25
34.75

19.15 & 60.20
19.35 & 60.80
19.56 & 61.40
19.76 & 62.10
19.96 & 62.70
20.17 & 63.40
20.37 & 64.00
20.57 & 64.60
20.78 & 65.30
20.98 & 65.90
21.18 & 66.60
21.39 & 67.20
21.59 & 67.80
21.79 & 68.50
22.00 & 69.10
22.20 & 69.70
22.40 & 70.40
22.61 & 71.00
22.81 & 71.70
23.01 & 72.30
23.22 & 72.90
23.42 & 73.60
23.62 & 74.20
24.23 & 76.10
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
8.5
9
9.5
10
10.5
11
11.5
12
12.5

0.11
0.17
0.24
0.31
0.48
0.56
0.75
1
1.2
1.5
1.95
2.44
2.68
3.2
3.8
4.2
4.7
5.7
6.1
6.7

0.11
0.18
0.25
0.33
0.5
0.6
0.8
1.1
1.3
1.67
2
2.5
2.75
3.5
3.9
4.4
4.85
5.85
6.5
7
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

5 x 3
6 x 4
7 x 5
8 x 6
9 x 7
10 x 8
11 x 9
12 x 10
14 x 10

0.18
0.46
0.71
1.2
1.8
2.5
3.68
4.9
5.6

0.21
0.5
0.75
1.25
2
2.5
3.85
5.05
5.81
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

5 x 3
6 x 4
7 x 5
8 x 5
9 x 6
10 x 7
12 x 8

0.2
0.4
0.73
1.2
1.5
2.3
3

0.25
0.5
0.75
1.25
1.6
2.5
3
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

4 x 2
5 x 2.5
6 x 3
7 x 3.5
8 x 4
9 x 4.5
10 x 5
11 x 5.5
12 x 6
13 x 6.5
14 x 7

0.08
0.12
0.2
0.3
0.56
0.63
1
1.15
1.48
1.85
2.3

0.1
0.14
0.25
0.33
0.5
0.75
1
1.25
1.5
2
2.5
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

4 x 2
5 x 3
6 x 4
7 x 5
8 X 6
9 X 7
10 X 8
11 X 9
12 X 10

0.17
0.3
0.6
1
1.8
2.75
3.76
5.25
6.88

0.15
0.29
0.5
1
1.75
2.5
3.79
5.21
6
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

5 x 3
6 x 4
7 x 5
8 x 6
9 x 7
10 x 8
11 x 9
12 x 10
14 x 10

0.33
0.61
1
1.8
2.5
3.5
5.19
6.23
8.2

0.31
0.5
1
2
2.5
3.5
5.05
6.79
8.47
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
8.5
9
9.5
10
10.5
11

0.12
0.19
0.3
0.42
0.57
0.75
0.96
1.21
1.49
1.8
2.15
2.54
2.98
3.74
4.18
4.99
5.79

0.13
0.22
0.33
0.5
0.6
0.8
1.1
1.3
1.7
2
2.4
2.8
3.3
4.2
5.02
5.81
6.68
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
8.5
9

0.17
0.27
0.36
0.47
0.81
0.93
1.19
1.45
1.9
2.4
2.9
3.7
3.97

0.18
0.29
0.39
0.5
0.75
1
1.25
1.5
2
2.5
3
3.67
4.12
Size (mm) Moissanite Average Weight Diamond Equivalent Weight

3
3.5
4
4.5
5
5.5
6
6.5
7
7.5
8
8.5
9

0.17
0.27
0.36
0.47
0.81
0.93
1.19
1.45
1.9
2.4
2.9
3.7
3.97

0.18
0.29
0.39
0.5
0.75
1
1.25
1.5
2
2.5
3
3.67
4.12
US CA UK AU IE NZ JP IN CN SA ES IT NL CH Inside-Diameter & Cercumferene (mm) US CA UK AU IE NZ JP IN CN SA ES IT NL CH Inside-Diameter & Cercumferene (mm)

3
3.25
3.5
3.75
4
4.25
4.5
4.75
5
5.25
5.5
5.75
6
6.25
6.5
6.75
7
7.25
7.5
7.75
8
8.25
8.5
8.75
9

F
F.5
G
G.5
H
H.5
I
J
J 1/2
K
K 1/2
L
L 1/2
M
M 1/2
N
N 1/2
O
O 1/2
P
P 1/2
Q
Q 1/2
R
R 1/2

4
–
5
6
7
–
8
–
9
–
10
–
11
12
13
–
14
–
15
–
16
–
17
–
18

4.25
4.75
5.5
6
6.75
7.5
8
8.75
9.25
10
10.5
11.25
11.75
12.5
13.25
13.75
14.5
15
15.75
16.25
17
17.5
18.25
19
19.5

14.05 & 44.14
14.24 & 44.74
14.45 & 45.40
14.65 & 46.02
14.88 & 46.80
15.09 & 47.40
15.29 & 48.00
15.49 & 48.70
15.70 & 49.30
15.90 & 50.00
16.10 & 50.60
16.31 & 51.20
16.51 & 51.90
16.71 & 52.50
16.92 & 53.10
17.12 & 53.80
17.32 & 54.40
17.53 & 55.10
17.73 & 55.70
17.93 & 56.30
18.14 & 57.00
18.34 & 57.60
18.54 & 58.30
18.75 & 58.90
18.95 & 59.50

9.25
9.5
9.75
10
10.25
10.5
10.75
11
11.25
11.5
11.75
12
12.25
12.5
12.75
13
13.25
13.5
13.75
14
14.25
14.5
14.75
15

S
S 1/2
T
T 1/2
U
U 1/2
V
V 1/2
W
W 1/2
X
X 1/2
Y
Z
Z 1/2
–
Z1
–
Z2
Z3
–
Z4
–
–

–
19
–
20
21
22
–
23
–
24
–
25
–
26
–
27
–
–
–
–
–
–
–
–

20.25
20.75
21.5
22
22.75
23.25
24
24.75
25.25
26
26.5
27.25
27.75
28.5
29
29.75
30.5
31
31.75
32.25
33
33.5
34.25
34.75

19.15 & 60.20
19.35 & 60.80
19.56 & 61.40
19.76 & 62.10
19.96 & 62.70
20.17 & 63.40
20.37 & 64.00
20.57 & 64.60
20.78 & 65.30
20.98 & 65.90
21.18 & 66.60
21.39 & 67.20
21.59 & 67.80
21.79 & 68.50
22.00 & 69.10
22.20 & 69.70
22.40 & 70.40
22.61 & 71.00
22.81 & 71.70
23.01 & 72.30
23.22 & 72.90
23.42 & 73.60
23.62 & 74.20
24.23 & 76.10