Emerald-cut Hiddenite Size Chart
Carat to mm size chart for emerald-cut Hiddenite, 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:
Hiddenite Size Chart (Emerald Cut)
0.25ct
4.35×3.22 mm
4.35×3.22 mm
0.5ct
5.47×4.05 mm
5.47×4.05 mm
0.75ct
6.26×4.64 mm
6.26×4.64 mm
1ct
6.9×5.11 mm
6.9×5.11 mm
1.25ct
7.43×5.5 mm
7.43×5.5 mm
1.5ct
7.88×5.84 mm
7.88×5.84 mm
1.75ct
8.3×6.15 mm
8.3×6.15 mm
2ct
8.68×6.43 mm
8.68×6.43 mm
2.5ct
9.36×6.93 mm
9.36×6.93 mm
3ct
9.94×7.36 mm
9.94×7.36 mm
3.5ct
10.46×7.75 mm
10.46×7.75 mm
4ct
10.95×8.11 mm
10.95×8.11 mm
4.5ct
11.38×8.43 mm
11.38×8.43 mm
5ct
11.79×8.73 mm
11.79×8.73 mm
5.5ct
12.16×9.01 mm
12.16×9.01 mm
6ct
12.53×9.28 mm
12.53×9.28 mm
6.5ct
12.87×9.53 mm
12.87×9.53 mm
7ct
13.19×9.77 mm
13.19×9.77 mm
7.5ct
13.49×9.99 mm
13.49×9.99 mm
8ct
13.78×10.21 mm
13.78×10.21 mm
8.5ct
14.07×10.42 mm
14.07×10.42 mm
9ct
14.34×10.62 mm
14.34×10.62 mm
9.5ct
14.59×10.81 mm
14.59×10.81 mm
10ct
14.85×11 mm
14.85×11 mm
11ct
15.34×11.36 mm
15.34×11.36 mm
12ct
15.78×11.69 mm
15.78×11.69 mm
13ct
16.21×12.01 mm
16.21×12.01 mm
14ct
16.62×12.31 mm
16.62×12.31 mm
15ct
17×12.59 mm
17×12.59 mm
16ct
17.37×12.87 mm
17.37×12.87 mm
17ct
17.73×13.13 mm
17.73×13.13 mm
18ct
18.06×13.38 mm
18.06×13.38 mm
19ct
18.39×13.62 mm
18.39×13.62 mm
20ct
18.71×13.86 mm
18.71×13.86 mm
22ct
19.32×14.31 mm
19.32×14.31 mm
24ct
19.89×14.73 mm
19.89×14.73 mm
26ct
20.43×15.13 mm
20.43×15.13 mm
28ct
20.93×15.5 mm
20.93×15.5 mm
30ct
21.42×15.87 mm
21.42×15.87 mm
33ct
22.11×16.38 mm
22.11×16.38 mm
36ct
22.76×16.86 mm
22.76×16.86 mm
40ct
23.57×17.46 mm
23.57×17.46 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 Hiddenite carat weights to their approximate millimeter (mm) sizes:
| Carat Weight | MM Size |
|---|---|
| 0.25 ct | 4.35×3.22 mm |
| 0.5 ct | 5.47×4.05 mm |
| 0.75 ct | 6.26×4.64 mm |
| 1 ct | 6.9×5.11 mm |
| 1.25 ct | 7.43×5.5 mm |
| 1.5 ct | 7.88×5.84 mm |
| 1.75 ct | 8.3×6.15 mm |
| 2 ct | 8.68×6.43 mm |
| 2.5 ct | 9.36×6.93 mm |
| 3 ct | 9.94×7.36 mm |
| 3.5 ct | 10.46×7.75 mm |
| 4 ct | 10.95×8.11 mm |
| 4.5 ct | 11.38×8.43 mm |
| 5 ct | 11.79×8.73 mm |
| 5.5 ct | 12.16×9.01 mm |
| 6 ct | 12.53×9.28 mm |
| 6.5 ct | 12.87×9.53 mm |
| 7 ct | 13.19×9.77 mm |
| 7.5 ct | 13.49×9.99 mm |
| 8 ct | 13.78×10.21 mm |
| 8.5 ct | 14.07×10.42 mm |
| Carat Weight | MM Size |
|---|---|
| 9 ct | 14.34×10.62 mm |
| 9.5 ct | 14.59×10.81 mm |
| 10 ct | 14.85×11 mm |
| 11 ct | 15.34×11.36 mm |
| 12 ct | 15.78×11.69 mm |
| 13 ct | 16.21×12.01 mm |
| 14 ct | 16.62×12.31 mm |
| 15 ct | 17×12.59 mm |
| 16 ct | 17.37×12.87 mm |
| 17 ct | 17.73×13.13 mm |
| 18 ct | 18.06×13.38 mm |
| 19 ct | 18.39×13.62 mm |
| 20 ct | 18.71×13.86 mm |
| 22 ct | 19.32×14.31 mm |
| 24 ct | 19.89×14.73 mm |
| 26 ct | 20.43×15.13 mm |
| 28 ct | 20.93×15.5 mm |
| 30 ct | 21.42×15.87 mm |
| 33 ct | 22.11×16.38 mm |
| 36 ct | 22.76×16.86 mm |
| 40 ct | 23.57×17.46 mm |