Display specifications
The Apple Watch 1st (Series 0) L was released on 24 April 2015. Its display is 1.533 inches, 156 × 195 points, which at 2x is 312 × 390 pixels. Pixel density is 326 PPI and the aspect ratio is 4:5.
Points are the unit an app's layout is written in; pixels are what the panel has. How to read these numbers.
| Release date | 24 April 2015 |
|---|---|
| Logical width | 156 pt |
| Logical height | 195 pt |
| Physical width | 312 px |
| Physical height | 390 px |
| Diagonal | 1.533 in |
| Pixel density | 326 px/in |
| Aspect ratio | 4:5 |
| Scale factor | 2x |