Pocket Watch Database
E. Howard Watch Co. (Keystone) Series 0 Variants
| Profile Code | Size | Jewels | Configuration | Finish | Model | Setting | Estimated Production |
|---|---|---|---|---|---|---|---|
| 16s-M1907-23j-HNP-A5PTI-Straight Bridge Jeweled Barrel | 16s | 23j | Hunting | Nickel | 1907 | Pendant | 250 |
| 16s-M1907-23j-ONP-A5PTI-Straight Bridge Jeweled Barrel | 16s | 23j | Openface | Nickel | 1907 | Pendant | 1,250 |
| 16s-M1907-23j-ONL-A5PTI-Straight Bridge Jeweled Barrel | 16s | 23j | Openface | Nickel | 1907 | Lever | 1,000 |
| 16s-MBridge-23j-HNP-A5PTI-Straight Bridge Jeweled Barrel | 16s | 23j | Hunting | Nickel | Bridge | Pendant | 600 |
| 16s-MBridge-23j-ONP-A5PTI-Straight Bridge Jeweled Barrel | 16s | 23j | Openface | Nickel | Bridge | Pendant | 100 |
| 16s-M1907-23j-HNP-A5PTI-Hooked Bridge Jeweled Barrel | 16s | 23j | Hunting | Nickel | 1907 | Pendant | 1,400 |
| 16s-M1907-23j-ONL-A5PTI-Hooked Bridge Jeweled Barrel | 16s | 23j | Openface | Nickel | 1907 | Lever or Pendant | 4,100 |
| 16s-M1907-23j-ONP-A5PTI-Hooked Bridge Jeweled Barrel | 16s | 23j | Openface | Nickel | 1907 | Pendant | 200 |
| 16s-M1907-23j-ONL-A5PTI-Hooked Bridge Jeweled Banking Pins | 16s | 23j | Openface | Nickel | 1907 | Lever | 6,500 |
| 16s-M1907-23j-HNP-A5PTI-Hooked Bridge Jeweled Banking Pins | 16s | 23j | Hunting | Nickel | 1907 | Pendant | 1,200 |
Estimated Timeline for Variants
16s-M1907-23j-HNP-A5PTI-Straight Bridge Jeweled Barrel
16s-M1907-23j-ONP-A5PTI-Straight Bridge Jeweled Barrel
16s-M1907-23j-ONL-A5PTI-Straight Bridge Jeweled Barrel
16s-MBridge-23j-HNP-A5PTI-Straight Bridge Jeweled Barrel
16s-MBridge-23j-ONP-A5PTI-Straight Bridge Jeweled Barrel
16s-M1907-23j-HNP-A5PTI-Hooked Bridge Jeweled Barrel
16s-M1907-23j-ONL-A5PTI-Hooked Bridge Jeweled Barrel
16s-M1907-23j-ONP-A5PTI-Hooked Bridge Jeweled Barrel
16s-M1907-23j-ONL-A5PTI-Hooked Bridge Jeweled Banking Pins
16s-M1907-23j-HNP-A5PTI-Hooked Bridge Jeweled Banking Pins
Years
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
