Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/seth-thomas/79961/movement
https://pocketwatchdatabase.com/search/result/seth-thomas/79961/movement
Access Date: March 02, 2025
From the American Horology Archive:
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Seth Thomas Watch Co.
Grade: 55
Manufacturer: | Seth Thomas | ![]() |
Manufacturer Location: | Thomaston, Connecticut | ![]() |
Movement Serial Number: | 79961 | ![]() |
Grade: | 55 | ![]() |
Model: | 3 | ![]() |
Estimated Production Year: | 1894 | ![]() |
Run Quantity: | 200 | ![]() |
Grade/Model Run: | 8 of 10 | ![]() |
Grade/Model Total Production: | 5,990 | ![]() |
Size: | 18s | ![]() |
Jewels: | 11j | ![]() |
Jewel Setting: | Burnished Jewels | ![]() |
Movement Configuration: | Openface | ![]() |
Movement Finish: | Gilt | ![]() |
Movement Setting: | Lever | ![]() |
Plate: | 3/4 Plate | ![]() |
Balance Type: | Expansion | ![]() |
Regulator: | Reed | ![]() |
Hairspring: | Flat | ![]() |
Standard Dial Type: | Single-Sunk | ![]() |
Adjusted: | No | ![]() |
Railroad Grade: | No | ![]() |
Movement Markings: | Seth Thomas Thomaston, Conn. Safety Pinion |
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Case: | Various | ![]() |
Run ID: | 173.55G11.18S173.183M70.O80.L163.11J27 | ![]() |
Data Research: |
1904 Seth Thomas Serial List |
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Database Version: | v52.618 | ![]() |
Advanced Metrics | ||
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 18.03 | ![]() |
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 52.80 | ![]() |
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.423% | ![]() |
Registry Population: Scoped for This Run Only | 1 (0.50%) | ![]() |
Production Metrics Tree: Grade 55
Target Profile: 18S-M3-11J-OGL-U
Seth Thomas Grade 55 (All Variations): 8,140 ETP | |
18S: 8,140 100.00% 18s, Grade 55 |
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18S-M3: 5,990 73.59% 18s, Grade 55, Model 3 |
Other: 2,150
Other Models or Unclassified |
18S-M3-11J: 5,990 73.59% 18s, Grade 55, Model 3, 11 Jewels |
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18S-M3-11J-OGL: 5,990 73.59% 18s, Grade 55, Model 3, 11 Jewels, Openface/Lever/Gilt |
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18S-M3-11J-OGL-U: 5,990 73.59% |
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
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There is 1 watch in the population registry for this run with 1 image.
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Verification Reports for this Run
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
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This WatchFrom This Run
Image Source/Credit: eBay Auction
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uploaded by SethThomasFan
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uploaded by SethThomasMorgue
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Image Source/Credit: eBay Auction
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Image Source/Credit: eBay Auction
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Image Source/Credit: eBay Auction
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Image Source/Credit: eBay Auction
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uploaded by deminn