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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/elgin/12100104/movement
Access Date: October 19, 2024
From the American Horology Archive:
Elgin Grade 335 Pocket Watch
Elgin National Watch Co.

Grade: 335

Manufacturer: Elgin Question Mark
Manufacturer Location: Elgin, Illinois Question Mark
Movement Serial Number: 12100104 Question Mark
Grade: 335 Question Mark
Model: 4 Question Mark
Class: 105 Question Mark
Estimated Production Year: 1906 Question Mark
Run Quantity: 1,000 Question Mark
Grade/Model Run: 5 of 64 Question Mark
Grade/Model Total Production: 86,000 Question Mark
Size: 18s Question Mark
Jewels: 17j Question Mark
Jewel Material: Ruby & Sapphire Question Mark
Jewel Setting: Screw-Set Question Mark
Movement Configuration: Hunting Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Full Plate Question Mark
Barrel: Going Question Mark
Balance Type: Expansion Question Mark
Train: Quick Question Mark
Regulator: Moseley Question Mark
Hairspring: Breguet Question Mark
Standard Dial Type: Single-Sunk Question Mark
Adjusted: No Question Mark
Railroad Grade: No Question Mark
U.S. Patents: 77078 Question Mark
Case: Various Question Mark
Run ID: 5272.335G5.18S2457.184M362.H3506.L1698.17J571 Question Mark
Data Research: 1909 Elgin Serial List
1915 Elgin Serial List
1927/1950 Elgin Serial List
 Question Mark
Database Version: v52.427 Question Mark
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration		 258.92 Question Mark
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration		 100.00 Question Mark
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration		 0.170% Question Mark
Registry Population:
Scoped for This Run Only		8 (0.80%) Question Mark
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Production Metrics Tree: Grade 335

Target Profile: 18S-M4-17J-HNL-U

Elgin Grade 335 (All Variations): 86,000 ETP
18S: 86,000 100.00%
18s, Grade 335
18S-M4: 86,000 100.00%
18s, Grade 335, Model 4
18S-M4-17J: 86,000 100.00%
18s, Grade 335, Model 4, 17 Jewels
18S-M4-17J-HNL: 86,000 100.00%
18s, Grade 335, Model 4, 17 Jewels, Hunting/Lever/Nickel
18S-M4-17J-HNL-U: 86,000 100.00%

Population Registry for This Run

Image Serial Number Run Position Primary Identification Method Discovery Date
There are 8 watches in the population registry for this run.
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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 · March 15, 2024

Serial Number 12100797 was reported as accurate.

Anonymous · February 13, 2022

Serial Number 12100055 was reported as accurate.

Anonymous · April 25, 2015

Serial Number 12100574 was reported as accurate.

Anonymous · March 22, 2013

Serial Number 12100774 was reported as accurate.

Elgin Grade 335 Pocket Watch