Pocket Watch Database

From the American Horology Archive:
Seth Thomas Grade Henry Molineux Pocket Watch

Seth Thomas Watch Co.

Grade: Henry Molineux

Manufacturer: Seth Thomas Question Mark
Manufacturer Location: Thomaston, Connecticut Question Mark
Movement Serial Number: 505444 Question Mark
Grade: Henry Molineux Question Mark
Model: 2 Question Mark
Estimated Production Year: 1897 Question Mark
Run Quantity: 40 Question Mark
Grade/Model Run: 6 of 6 Question Mark
Grade/Model Total Production: 370 Question Mark
Variant Est. Production: 40 (18S-M2-19J-HTL) Question Mark
Size: 18s Question Mark
Jewels: 19j Question Mark
Jewel Material: Ruby Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Two-Tone Question Mark
Movement Setting: Lever Question Mark
Plate: 3/4 Plate Question Mark
Balance Type: Expansion Question Mark
Regulator: Reed Question Mark
Hairspring: Breguet Question Mark
Standard Dial Type: Double-Sunk Question Mark
Adjusted: Yes Question Mark
Adjusted to Position: Yes Question Mark
Adjusted to Temperature: Yes Question Mark
Adjusted to Isochronism: Yes Question Mark
U.S. Patents: 440877, 374359 Question Mark
Movement Markings: Henry Molineux
Thomaston, Conn.
Safety Pinion
Adjusted
Case: Various Question Mark
Run ID: 687.G11.18S568.182M136.H253.L601.19J2 Question Mark
Data Research: 1904 Seth Thomas Serial List
Question Mark
Database Version: v52.433 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
1.11 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
2.84 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.026% Question Mark
Registry Population:
Scoped for This Run Only
3 (7.50%) Question Mark
Research Note: #505444: Post-Factory Marked "21 Jewels" (Inaccurate). Two-Tone pattern washed out. Seller verified 19-Jewel count. See #505465 sold by Heritage Auctions for proper markings and full two-tone pattern.

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Verification Reports for this Run

The following reports have been graciously submitted by dedicated members in reference to this production run. These reports are useful to verify data and track inaccuracies that require further research. Please note that reports may contain inaccurate information or assumptions that must be dilligently considered with other available sources.


Anonymous · September 23, 2024

Serial Number 505444 was reported as inaccurate.

Note: Hi, I just bought this watch, it is stamped 21
jewels but it's not factory stamped, it is 19
jewels and everything else is correct.

Louisc1 Supporter 87 · August 11, 2022

Serial Number 505444 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 20j to 19j

rjbeck 150 · July 4, 2018

Serial Number 505465 was reported as accurate.

Changes since this report was submitted:
Jewels changed from 17j to 19j
Seth Thomas Grade Henry Molineux Pocket Watch