Remove your Apple Watch and flip it to view the underside.
On the top or top right area, you'll find the size of your Apple Watch displayed in millimeters (mm).
Slim Silicone Sport Band - White
$39.99
38 / 40 / 41mm
- 38 / 40 / 41mm
- 42 / 44 / 45 / 49mm
Slim Silicone Sport Band - White
Easy Installation Guide
How to change your strap