Grade: 900
Only Sold Cased by Hamilton
| Manufacturer: | Hamilton |  |
| Manufacturer Location: | Lancaster, Pennsylvania | |
| Movement Serial Number: | 1811402 | |
| Grade: | 900 | |
| Model: | 1 | |
| Estimated Production Year: | 1916 | |
| Run Quantity: | 2,000 | |
| Grade/Model Run: | 4 of 15 | |
| Grade/Model Total Production: | 24,700 | |
| Size: | 12s | |
| Jewels: | 19j | |
| Jewel Material: | Ruby & Sapphire | |
| Jewel Setting: | Raised Gold Settings (Screw-Set) | |
| Movement Configuration: | Openface | |
| Movement Finish: | Nickel | |
| Movement Inlay Color: | Black | |
| Movement Setting: | Pendant | |
| Plate: | Bridge Plate | |
| Barrel: | Patent Motor | |
| Train Material: | Gold | |
| Center Wheel Material: | Gold | |
| Regulator: | Micrometer | |
| Hairspring: | Breguet | |
| Pallet Jewel Material: | Sapphire | |
| Adjusted: | Yes | |
| Adjusted to Position: | Yes | |
| Adjusted # of Positions: | 5 | |
| Adjusted to Temperature: | Yes | |
| Adjusted to Isochronism: | Yes | |
| Railroad Grade: | No | |
| Dial Feet Locations: | 10.5, 38.5, 56.0 | |
| Movement Markings: | Hamilton Lancaster, Pa. 19 Jewels Adjusted 5 Positions Safety Pinion |
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| Data Research: | 1953 Hamilton Serial List |