Pear-cut Apatite Size Chart
Carat to mm size chart for pear-cut Apatite, from 0.25ct to 40ct (at an L/W ratio of 1.66). 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:
Apatite Size Chart (Pear Cut)
0.25ct
5.78×3.48 mm
5.78×3.48 mm
0.5ct
7.27×4.38 mm
7.27×4.38 mm
0.75ct
8.32×5.01 mm
8.32×5.01 mm
1ct
9.16×5.52 mm
9.16×5.52 mm
1.25ct
9.86×5.94 mm
9.86×5.94 mm
1.5ct
10.49×6.32 mm
10.49×6.32 mm
1.75ct
11.04×6.65 mm
11.04×6.65 mm
2ct
11.54×6.95 mm
11.54×6.95 mm
2.5ct
12.43×7.49 mm
12.43×7.49 mm
3ct
13.21×7.96 mm
13.21×7.96 mm
3.5ct
13.91×8.38 mm
13.91×8.38 mm
4ct
14.54×8.76 mm
14.54×8.76 mm
4.5ct
15.12×9.11 mm
15.12×9.11 mm
5ct
15.67×9.44 mm
15.67×9.44 mm
5.5ct
16.17×9.74 mm
16.17×9.74 mm
6ct
16.65×10.03 mm
16.65×10.03 mm
6.5ct
17.1×10.3 mm
17.1×10.3 mm
7ct
17.53×10.56 mm
17.53×10.56 mm
7.5ct
17.93×10.8 mm
17.93×10.8 mm
8ct
18.33×11.04 mm
18.33×11.04 mm
8.5ct
18.69×11.26 mm
18.69×11.26 mm
9ct
19.06×11.48 mm
19.06×11.48 mm
9.5ct
19.41×11.69 mm
19.41×11.69 mm
10ct
19.74×11.89 mm
19.74×11.89 mm
11ct
20.37×12.27 mm
20.37×12.27 mm
12ct
20.97×12.63 mm
20.97×12.63 mm
13ct
21.55×12.98 mm
21.55×12.98 mm
14ct
22.08×13.3 mm
22.08×13.3 mm
15ct
22.59×13.61 mm
22.59×13.61 mm
16ct
23.09×13.91 mm
23.09×13.91 mm
17ct
23.56×14.19 mm
23.56×14.19 mm
18ct
24×14.46 mm
24×14.46 mm
19ct
24.45×14.73 mm
24.45×14.73 mm
20ct
24.87×14.98 mm
24.87×14.98 mm
22ct
25.66×15.46 mm
25.66×15.46 mm
24ct
26.43×15.92 mm
26.43×15.92 mm
26ct
27.14×16.35 mm
27.14×16.35 mm
28ct
27.82×16.76 mm
27.82×16.76 mm
30ct
28.47×17.15 mm
28.47×17.15 mm
33ct
29.38×17.7 mm
29.38×17.7 mm
36ct
30.25×18.22 mm
30.25×18.22 mm
40ct
31.32×18.87 mm
31.32×18.87 mm
Length-to-width ratio: 1.66, 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 pear-cut Apatite carat weights to their approximate millimeter (mm) sizes:
| Carat Weight | MM Size |
|---|---|
| 0.25 ct | 5.78×3.48 mm |
| 0.5 ct | 7.27×4.38 mm |
| 0.75 ct | 8.32×5.01 mm |
| 1 ct | 9.16×5.52 mm |
| 1.25 ct | 9.86×5.94 mm |
| 1.5 ct | 10.49×6.32 mm |
| 1.75 ct | 11.04×6.65 mm |
| 2 ct | 11.54×6.95 mm |
| 2.5 ct | 12.43×7.49 mm |
| 3 ct | 13.21×7.96 mm |
| 3.5 ct | 13.91×8.38 mm |
| 4 ct | 14.54×8.76 mm |
| 4.5 ct | 15.12×9.11 mm |
| 5 ct | 15.67×9.44 mm |
| 5.5 ct | 16.17×9.74 mm |
| 6 ct | 16.65×10.03 mm |
| 6.5 ct | 17.1×10.3 mm |
| 7 ct | 17.53×10.56 mm |
| 7.5 ct | 17.93×10.8 mm |
| 8 ct | 18.33×11.04 mm |
| 8.5 ct | 18.69×11.26 mm |
| Carat Weight | MM Size |
|---|---|
| 9 ct | 19.06×11.48 mm |
| 9.5 ct | 19.41×11.69 mm |
| 10 ct | 19.74×11.89 mm |
| 11 ct | 20.37×12.27 mm |
| 12 ct | 20.97×12.63 mm |
| 13 ct | 21.55×12.98 mm |
| 14 ct | 22.08×13.3 mm |
| 15 ct | 22.59×13.61 mm |
| 16 ct | 23.09×13.91 mm |
| 17 ct | 23.56×14.19 mm |
| 18 ct | 24×14.46 mm |
| 19 ct | 24.45×14.73 mm |
| 20 ct | 24.87×14.98 mm |
| 22 ct | 25.66×15.46 mm |
| 24 ct | 26.43×15.92 mm |
| 26 ct | 27.14×16.35 mm |
| 28 ct | 27.82×16.76 mm |
| 30 ct | 28.47×17.15 mm |
| 33 ct | 29.38×17.7 mm |
| 36 ct | 30.25×18.22 mm |
| 40 ct | 31.32×18.87 mm |