Pocket Watch Database


From the American Horology Archive:
Waltham Grade A.T. & Co. Pocket Watch

American Waltham Watch Co.

Grade: A.T. & Co.

Manufacturer: Waltham Question Mark
Manufacturer Location: Waltham, Massachusetts Question Mark
Movement Serial Number: 55236 Question Mark
Grade: A.T. & Co. Question Mark
Model: 1860 Question Mark
Estimated Production Date: January 1863 - May 1863 Question Mark
Run Quantity: 11 Question Mark
Grade/Model Run: 5 of 55 Question Mark
Grade/Model Total Production: 7,102 Question Mark
Size: 16s Question Mark
Jewels: 15j Question Mark
Movement Configuration: Adaptable Question Mark
Movement Finish: Gilt Question Mark
Movement Setting: Key Question Mark
Plate: 3/4 Plate Question Mark
Barrel: Going Question Mark
Balance Material: Gold Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Case: Various Question Mark
Run ID: 1524.G367.16S10.161860M10.O1522.K1523.15J272 Question Mark
Data Research: c.1900 Waltham Factory Ledger Book 1 [NAWCC]
c.1900 Waltham Factory Ledgers [Ehrhardt Transcription]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Question Mark
Database Version: v52.465 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
21.38 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
19.46 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.021% Question Mark
Registry Population:
Scoped for This Run Only
1 (9.09%) Question Mark
Research Note: Gold/Expansion Balance

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Waltham Grade A.T. & Co. Pocket Watch