Pocket Watch Database

From the American Horology Archive:
Waltham Grade R.E. Robbins Pocket Watch

American Waltham Watch Co.

Grade: R.E. Robbins

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 25158
Grade: R.E. Robbins
Model: 1857
Estimated Production Date: September 1859
Run Quantity: 10
Grade/Model Run: 5 of 17
Grade/Model Total Production: 800
Size: 18s
Jewels: 11j
Movement Configuration: Adaptable
Movement Finish: Gilt
Movement Setting: Key
Plate: Full Plate
Balance Type: Solid
Balance Material: Steel
Adjusted: No
Railroad Grade: No
Case: Various
Run ID: 766.G5.18S762.181857M761.O765.K765.11J467
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
Database Version: v52.304
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
2.41
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.19
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.002%

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Waltham Grade R.E. Robbins Pocket Watch