← Catalog
Apple Watch · 2015ObsoleteUncommon · 55
Apple Watch (1st gen / Series 0)
A1553 / A1554 · Square Watch (Series 0-3)
0 in collections0 wanted
Have one in your collection? Track it on Orchard.
Start your collection
Identifiers
| Order number | A1553 / A1554 |
| Machine IDs | Watch1,1, Watch1,2 |
Reference
| Original price | $349 – $399 |
| Announced | 2015-03-09 |
| Discontinued | 2016-09-07 |
| Max supported OS | watchOS 4.3.2 |
| Design era | Square Watch (Series 0-3) |
Configurations
| Colors | Silver, Space Gray, Gold, Rose Gold |
| SoC | Apple S1 SiP (single-core 520 MHz) |
| Memory | 512 MB |
| Storage | 8 GB |
| Display | 38mm / 42mm Retina OLED |
| watchOS | watchOS 1, watchOS 4.3.2 |
Physical
| Ports & connectivity | Magnetic inductive charging · Wi-Fi 802.11b/g/n (2.4 GHz) · Bluetooth 4.0 · Heart rate sensor · Accelerometer · Gyroscope |
| Dimensions (W×H×D) | 38.6 × 42 × 10.5 mm |
| Weight | 40 g |
Known quirks
- Upgradable internals: Apple offered a paid S1-to-S3 swap for the 'Edition' model
- watchOS 4.3.2 is the hard ceiling; can't run most current apps
- Painfully slow — apps load in 5-10 seconds on the single-core S1
- Battery replacement is the only way to keep this running daily