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From the American Horology Archive:
U.S. Watch Co. (Waltham, Mass)

Grade: 84

Introduced September 1892

Manufacturer: U.S. Watch Co. (Waltham, Mass) ?
Manufacturer Location: Waltham, Massachusetts ?
Movement Serial Number: 105335 ?
Grade: 84 ?
Model: 1892 ?
Estimated Production Year: 1893 ?
Run Quantity: 100 ?
Grade/Model Run: 2 of 7 ?
Grade/Model Total Production: 1,000 ?
Variant Est. Production: 100 (18S-M1892-A) ?
Size: 18s ?
Jewels: 15j ?
Jewel Setting: Screw-Set ?
Movement Configuration: Openface ?
Movement Finish: Acid Etched ?
Movement Setting: Lever ?
Plate: Full Plate ?
Regulator: Matheson ?
Hairspring: Breguet ?
Standard Dial Type: Double-Pressed ?
Adjusted: No ?
Railroad Grade: No ?
Movement Markings: U.S. Watch Co. Waltham, Mass. ?
Case: Various ?
Run ID: 173.84G2.18S84.181892M12.O54.L129.15J50 ?
Database Version: v52.978 ?
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Registry Population: Scoped for This Run Only: 1 (1.00%) ?