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).
Ocean Band - Blue Fog & Starlight
$49.99
38 / 40 / 41mm
- 38 / 40 / 41mm
- 42 / 44 / 45 / 49mm
Ocean Band - Blue Fog & Starlight
Easy Installation Guide
How to change your strap