Pocket Watch Database
E. Howard Watch Co. (Keystone) Waltham 21J Variants
| Profile Code | Size | Jewels | Configuration | Finish | Model | Setting | Estimated Production |
|---|---|---|---|---|---|---|---|
| 16s-M1903-21j-ONP-U- | 16s | 21j | Openface | Nickel | 1903 | Pendant | 10 |
| 16s-MBridge-21j-HNP-U- | 16s | 21j | Hunting | Nickel | Bridge | Pendant | 10 |