Pocket Watch Database

From the American Horology Archive:
Waltham Grade Wm. Ellery Pocket Watch

American Waltham Watch Co.

Grade: Wm. Ellery

Manufacturer: Waltham
Manufacturer Location: Waltham, Massachusetts
Movement Serial Number: 2026194
Grade: Wm. Ellery
Model: 1877
Estimated Production Date: March 1883
Run Quantity: 280
Grade/Model Run: 265 of 381
Grade/Model Total Production: 261,286
Size: 18s
Jewels: 11j
Movement Configuration: Hunting
Movement Setting: Lever
Plate: Full Plate
Train: Quick
Adjusted: No
Railroad Grade: No
Case: Various
Run ID: 10274.G1798.18S7413.181877M1277.H1724.L1897.11J4679
Data Research: c.1900 Waltham Factory Ledger Book 2 [NAWCC]
1954 Waltham "Gray Book" List
NAWCC Waltham Serial Digest
Database Version: v52.296
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
340.57
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
309.92
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.339%
Registry Population: 2 (0.71%)
$ Estimated Value (12 Month Change): 0.76% Analyzing 800 Sales

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Waltham Grade Wm. Ellery Pocket Watch