This size guide is anapproximation onlyas fit depends on factors such as your watch case lug-to-lug and thickness measurements and how loose/snug one prefers to wear a watch. We recommend checking the length of your existing strap for comparison.
Deployant clasps: this size guide is not applicable.
Canvas and bund straps: add 0.25” (0.6 cm) to your wrist circumference measurement and opt for a longer-than-usual strap length.
Two-Piece WatchStrap Size Chart
| WristSize (inches) | WristSize (cm) | Strap Length |
| 5 | 12.7 | 9.5 / 5.5 |
| 5.5 | 14 | 10 / 6 |
| 5.6 - 5.9 | 14.2 - 15 | 10.5 / 6.5 |
| 6 - 6.4 | 15.2 - 16.2 | 10.5 / 7 (Short) |
| 6.5 - 6.9 | 16.5 - 17.5 | 11.5 / 7.5 (Regular) |
| 7 - 7.4 | 17.8 - 18.8 | 11.5 / 8 |
| 7.5 | 19 | 12 / 8 |
| 8 | 20.3 | 12.5 / 8.5 |
| 8.5 | 21.6 | 13 / 9 |
| 9 | 22.9 | 13.5 / 9.5 |
NATOWatchStrap Size Chart
| WristSize (inches) | WristSize (cm) | Strap Length (cm) |
| 5 - 6 | 12.7 - 15.2 | 23.5 |
| 6 - 7 | 15.2 - 17.8 | 26 (Standard) |
| 7 - 8 | 17.8 - 20.3 | 28.5 |
| 8 - 9 | 20.3 - 22.9 | 31 |
