Press Fit posts and backs offer you a secure, comfortable, easy-to-change piece of jewelry for you piercings. Threadless, tension-held press fit posts and backs are components that can be used to create jewelry for piercings.
Note: Press fit posts and backs are compatible only with each other. Standard earring posts will not work with the press fit system.
If anything goes beyond expectations, we will send you the expected shipping time via a follow-up email.
Please contact us if you need something expedited or with any questions regarding to shipping .| Rounds |
Squares / Princess |
Ovals | |||
| Size | Weight | Size | Weight | Size | Weight |
|---|---|---|---|---|---|
| 1.6 mm | .02 carat | 2 mm | .05 carat | 5 x 3 mm | .25 carat |
| 2 mm | .03 carat | 2.5 mm | .09 carat | 6 x 4 mm | .5 carat |
| 2.5 mm | .06 carat | 3 mm | .16 carat | 7 x 5 mm | .75 carat |
| 3 mm | .10 carat | 3.5 mm | .25 carat | 8 x 6 mm | 1.0 carat |
| 3.5 mm | .16 carat | 4 mm | .33 carat | 9 x 7 mm | 1.5 carat |
| 4 mm | .25 carat | 4.5 mm | .50 carat | 10 x 8 mm | 2.16 carat |
| 4.5 mm | .33 carat | 5 mm | .75 carat | 11 x 9 mm | 3.5 carat |
| 5 mm | .50 carat | 5.5 mm | 1.0 carat | 12 x 10 mm | 4.25 carat |
| 5.5 mm | .62 carat | 6 mm | 1.25 carat | 14 x 10 mm | 6.0 carat |
| 6 mm | .75 carat | 6.5 mm | 1.5 carat | 14 x 12 mm | 8.0 carat |
| 6.5 mm | 1.0 carat | 7 mm | 2.0 carat | 16 x 12 mm | 9.33 carat |
| 7 mm | 1.25 carat | 7.5 mm | 2.5 carat | 18 x 13 mm | 14.2 carat |
| 7.5 mm | 1.62 carat | 8 mm | 3.0 carat | ||
| 8 mm | 2.0 carat | 8.5 mm | 3.75 carat | ||
| 8.5 mm | 2.33 carat | 9 mm | 4.0 carat | ||
| 9 mm | 2.9 carat | 9.5 mm | 5.0 carat | ||
| 9.5mm | 3.25 carat | 10 mm | 5.5 carat | ||
| 10 mm | 3.75 carat | 10.5 mm | 6.0 carat | ||
| 10.5 mm | 4.5 carat | 11 mm | 7.5 carat | ||
| 11 mm | 5.0 carat | 12 mm | 9.5 carat | ||
| 11.5 mm | 5.375 carat | 13 mm | 13.2 carat | ||
| 12 mm | 6.125 carat | 14 mm | 16.5 carat | ||
| 13 mm | 7.75 carat | 15 mm | 20.25 carat | ||
| 14 mm | 9.75 carat | 16 mm | 24.6 carat | ||
| 15 mm | 11.85 carat | ||||
| 16 mm | 16 carat | ||||
| 17 mm | 17.25 carat | ||||
| 8 mm | 20.5 carat | ||||
| 19 mm | 24.0 carat | ||||
| 20 mm | 28.0 carat | ||||
| 21 mm | 34.8 carat | ||||
| 22 mm | 41.8 carat | ||||
| Emerald | Pear | Marquise | |||
| Size | Weight | Size | Weight | Size | Weight |
|---|---|---|---|---|---|
| 5 x 3 mm | .33 carat | 3 x 2 mm | .05 carat | 4 x 2 mm | .08 carat |
| 6 x 4 mm | .625 carat | 4 x 3 mm | .14 carat | 5 x 2.5 mm | .15 carat |
| 7 x 5 mm | 1.25 carat | 5 x 3 mm | .2 carat | 5 x 3 mm | .20 carat |
| 8 x 6 mm | 1.75 carat | 6 x 4 mm | .33 carat | 6 x 3 mm | .25 carat |
| 9 x 7 mm | 2.5 carat | 7 x 5 mm | .5 carat | 8 x 4 mm | .50 carat |
| 10 x 8 mm | 3.75 carat | 8 x 5 mm | .9 carat | 9 x 5 mm | .75 carat |
| 11 x 9 mm | 4.75 carat | 9 x 6 mm | 1.5 carat | 10 x 5 mm | .9 carat |
| 12 x 10 mm | 5.0 carat | 10 x 7 mm | 1.75 carat | 11 X 5.5 mm | 1.12 carat |
| 14 x 10 mm | 8.5 carat | 11 x 7 mm | 2 carat | 12 x 6 mm | 2.0 carat |
| 14 x 12 mm | 9.0 carat | 12 x 8 mm | 3.0 carat | 14 x 7 mm | 3.0 carat |
| 16 x 12 mm | 10.5 carat | 13 x 9 mm | 3.5 carat | 16 x 8 mm | 4.0 carat |
| 18 x 13 mm | 14.2 carat | 15 x 10 mm | 5 carat | 18 x 9 mm | 6.0 carat |
| 20 x 15 mm | 20.3 carat | 16 x 12 mm | 8.6 carat | 20 x 10 mm | 8.5 carat |
| 25 x 18 mm | 52.2 carat | 18 x 12 mm | 9.3 carat | ||
| 25 x 18 mm | 30.6 carat | 20 x 15 mm | 18 carat | ||
| 30 x 22 mm | 54.5 carat | 22 x 16 mm | 23 carat | ||
| 23 x 17 mm | 25 carat | ||||
| 25 x 18mm | 27 carat | ||||
| 27 x 20mm | 30 carat | ||||
| 30 x 22mm | 34 carat | ||||
| Cushion | Heart | Asscher | |||
| Size | Weight | Size | Weight | Size | Weight |
|---|---|---|---|---|---|
| 4 x 4 mm | .375 carat | 4 x 4 mm | .25 carat | 3 x 3 mm | .16 carat |
| 4.5 x 4.5 mm | .5 carat | 5 x 5 mm | .5 carat | 3.5 x 3.5 mm | .25 carat |
| 5 x 5 mm | .625 carat | 6 x 6 mm | .75 carat | 4 x 4 mm | .33 carat |
| 5.5 x 5.5 mm | .75 carat | 6.5 x& 6..5 mm | 1.0 carat | 4.5 x 4.5 mm | .5 carat |
| 6 x 6 mm | 1.25 carat | 7 x 7 mm | 1.5 carat | 5 x 5 mm | .75 carat |
| 6.5 x 6..5 mm | 1.5 carat | 8 x 8 mm | 2.0 carat | 5.5 x 5.5 mm | 1.0 carat |
| 7 x 7 mm | 2.0 carat | 9 x 9 mm | 3.0 carat | 5.9 x 5.9 mm | 1.33 carat |
| 8 x 6 mm | 2.0 carat | 10 x 10 mm | 4.0 carat | 6 x 6 mm | 1.25 carat |
| 8 x 8 mm | 2.9 carat | 11 x 11 mm | 5.0 carat | 6.25 x 6.25 mm | 1.37 carat |
| 9 x 7 mm | 2.5 carat | 12 x 12 mm | 5.66 carat | 6.5 x 6.5mm | 1.5 carat |
| 10 x 8 mm | 4.0 carat | 15 x 15 mm | 10.75 carat | 6.6 x 6.6 mm | 1.75 carat |
| 12 x 10 mm | 7.5 carat | 16 x 16 mm | 13.25 carat | 7 x 7 mm | 2.0 carat |
| 14 x 10 mm | 9.5 carat | 18 x 18 mm | 15.33 carat | 8 x 8 mm | 3.0 carat |
| Trillion | |||
| Size | Weight | Size | Weight |
|---|---|---|---|
| 2 x 2 x 2 mm | 0.04 carat | ||
| 3 x 3 x 3mm | 0.06 carat | ||
| 3.5 x 3.5 x 3.5mm | 0.125 carat | ||
| 4 x 4 x 4mm | 0.1666 carat | ||
| 4.5 x 4.5 x 4.5mm | 0.2 carat | ||
| 5 x 5 x 5mm | 0.333 carat | ||
| 5.5 x 5.5 x 5.5mm | 0.375 carat | ||
| 6 x 6 x 6mm | 0.5 carat | ||
Most mass-produced jewelry settings come in standard stone sizes.
If your gemstone does not fit in a standard setting, you will need to custom made.