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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/seth-thomas/200329
Access Date: February 19, 2025
From the American Horology Archive:
Seth Thomas Grade 173 Pocket Watch
Seth Thomas Watch Co.

Grade: 173

Manufacturer: Seth Thomas Question Mark
Manufacturer Location: Thomaston, Connecticut Question Mark
Movement Serial Number: 200329 Question Mark
Grade: 173 Question Mark
Model: 5 Question Mark
Estimated Production Year: 1893 Question Mark
Run Quantity: 50 Question Mark
Grade/Model Run: 1 of 9 Question Mark
Grade/Model Total Production: 1,260 Question Mark
Variant Est. Production: 1,250 (18S-M5-15J-ONL) Question Mark
Size: 18s Question Mark
Jewels: 15j Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Regulator: Micrometric Question Mark
Hairspring: Breguet Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
Movement Markings: Seth Thomas
Thomaston, Conn.
Safety Pinion.
Case: Various Question Mark
Run ID: 308.173G1.18S237.185M2.O94.L290.15J110 Question Mark
Data Research: 1904 Seth Thomas Serial List
 Question Mark
Database Version: v52.612 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 3.79 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 10.76 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.089% Question Mark
Registry Population:
Scoped for This Run Only		2 (4.00%) Question Mark
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Production Metrics Tree: Grade 173

Target Profile: 18S-M5-15J-ONL-U

Seth Thomas Grade 173 (All Variations): 1,260 ETP
18S: 1,260 100.00%
18s, Grade 173
18S-M5: 1,260 100.00%
18s, Grade 173, Model 5
18S-M5-15J: 1,260 100.00%
18s, Grade 173, Model 5, 15 Jewels
18S-M5-15J-ONL: 1,250 99.21%
18s, Grade 173, Model 5, 15 Jewels, Openface/Lever/Nickel 		Other: 10
Other Configs or Unclassified
18S-M5-15J-ONL-U: 1,250 99.21%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 2 watches in the population registry for this run with 1 image.
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Seth Thomas Grade 173 Pocket Watch