Emerald-cut Diopside Size Chart
Carat to mm size chart for emerald-cut Diopside, from 0.25ct to 40ct (at an L/W ratio of 1.35). The chart is interactive, meaning you can click on any stone to view it directly in the size simulator.
Gem sizes are shown in actual, real-world size, provided your device screen size is in diagonal. If this is not correct, change it here:
Gem sizes are shown in actual, real-world size, provided your device screen size is in diagonal. If this is not correct, change it here:
Actual size is set for screen
Gemstone:
Shape:
Diopside Size Chart (Emerald Cut)
0.25ct
4.29×3.18 mm
4.29×3.18 mm
0.5ct
5.4×4 mm
5.4×4 mm
0.75ct
6.18×4.58 mm
6.18×4.58 mm
1ct
6.8×5.04 mm
6.8×5.04 mm
1.25ct
7.33×5.43 mm
7.33×5.43 mm
1.5ct
7.79×5.77 mm
7.79×5.77 mm
1.75ct
8.21×6.08 mm
8.21×6.08 mm
2ct
8.57×6.35 mm
8.57×6.35 mm
2.5ct
9.23×6.84 mm
9.23×6.84 mm
3ct
9.81×7.27 mm
9.81×7.27 mm
3.5ct
10.34×7.66 mm
10.34×7.66 mm
4ct
10.81×8.01 mm
10.81×8.01 mm
4.5ct
11.25×8.33 mm
11.25×8.33 mm
5ct
11.64×8.62 mm
11.64×8.62 mm
5.5ct
12.02×8.9 mm
12.02×8.9 mm
6ct
12.37×9.16 mm
12.37×9.16 mm
6.5ct
12.7×9.41 mm
12.7×9.41 mm
7ct
13.03×9.65 mm
13.03×9.65 mm
7.5ct
13.32×9.87 mm
13.32×9.87 mm
8ct
13.62×10.09 mm
13.62×10.09 mm
8.5ct
13.89×10.29 mm
13.89×10.29 mm
9ct
14.16×10.49 mm
14.16×10.49 mm
9.5ct
14.42×10.68 mm
14.42×10.68 mm
10ct
14.67×10.87 mm
14.67×10.87 mm
11ct
15.15×11.22 mm
15.15×11.22 mm
12ct
15.59×11.55 mm
15.59×11.55 mm
13ct
16.01×11.86 mm
16.01×11.86 mm
14ct
16.4×12.15 mm
16.4×12.15 mm
15ct
16.79×12.44 mm
16.79×12.44 mm
16ct
17.16×12.71 mm
17.16×12.71 mm
17ct
17.51×12.97 mm
17.51×12.97 mm
18ct
17.85×13.22 mm
17.85×13.22 mm
19ct
18.17×13.46 mm
18.17×13.46 mm
20ct
18.48×13.69 mm
18.48×13.69 mm
22ct
19.08×14.13 mm
19.08×14.13 mm
24ct
19.64×14.55 mm
19.64×14.55 mm
26ct
20.17×14.94 mm
20.17×14.94 mm
28ct
20.67×15.31 mm
20.67×15.31 mm
30ct
21.15×15.67 mm
21.15×15.67 mm
33ct
21.84×16.18 mm
21.84×16.18 mm
36ct
22.48×16.65 mm
22.48×16.65 mm
40ct
23.29×17.25 mm
23.29×17.25 mm
Length-to-width ratio: 1.35, Color:
Download Chart
Note: If you want to cut out the shapes and try them on your finger, print out the PDF chart. The image (png) chart will not print at actual size.
Carat-to-MM Conversion Table
Use this conversion table to quickly convert emerald-cut Diopside carat weights to their approximate millimeter (mm) sizes:
| Carat Weight | MM Size |
|---|---|
| 0.25 ct | 4.29×3.18 mm |
| 0.5 ct | 5.4×4 mm |
| 0.75 ct | 6.18×4.58 mm |
| 1 ct | 6.8×5.04 mm |
| 1.25 ct | 7.33×5.43 mm |
| 1.5 ct | 7.79×5.77 mm |
| 1.75 ct | 8.21×6.08 mm |
| 2 ct | 8.57×6.35 mm |
| 2.5 ct | 9.23×6.84 mm |
| 3 ct | 9.81×7.27 mm |
| 3.5 ct | 10.34×7.66 mm |
| 4 ct | 10.81×8.01 mm |
| 4.5 ct | 11.25×8.33 mm |
| 5 ct | 11.64×8.62 mm |
| 5.5 ct | 12.02×8.9 mm |
| 6 ct | 12.37×9.16 mm |
| 6.5 ct | 12.7×9.41 mm |
| 7 ct | 13.03×9.65 mm |
| 7.5 ct | 13.32×9.87 mm |
| 8 ct | 13.62×10.09 mm |
| 8.5 ct | 13.89×10.29 mm |
| Carat Weight | MM Size |
|---|---|
| 9 ct | 14.16×10.49 mm |
| 9.5 ct | 14.42×10.68 mm |
| 10 ct | 14.67×10.87 mm |
| 11 ct | 15.15×11.22 mm |
| 12 ct | 15.59×11.55 mm |
| 13 ct | 16.01×11.86 mm |
| 14 ct | 16.4×12.15 mm |
| 15 ct | 16.79×12.44 mm |
| 16 ct | 17.16×12.71 mm |
| 17 ct | 17.51×12.97 mm |
| 18 ct | 17.85×13.22 mm |
| 19 ct | 18.17×13.46 mm |
| 20 ct | 18.48×13.69 mm |
| 22 ct | 19.08×14.13 mm |
| 24 ct | 19.64×14.55 mm |
| 26 ct | 20.17×14.94 mm |
| 28 ct | 20.67×15.31 mm |
| 30 ct | 21.15×15.67 mm |
| 33 ct | 21.84×16.18 mm |
| 36 ct | 22.48×16.65 mm |
| 40 ct | 23.29×17.25 mm |