Pocket Watch Database
https://pocketwatchdatabase.com/search/result/elgin/15540402
Access Date: April 14, 2025
From the American Horology Archive:

Elgin National Watch Co.
Grade: 367
Father Time
Manufacturer: | Elgin | ![]() |
Manufacturer Location: | Elgin, Illinois | ![]() |
Movement Serial Number: | 15540402 | ![]() |
Grade: | 367 | ![]() |
Variation: | Father Time | ![]() |
Model: | 8 | ![]() |
Generation: | Second | ![]() |
Class: | 90 | ![]() |
Estimated Production Year: | 1911 | ![]() |
Run Quantity: | 1,000 | ![]() |
Grade/Model Run: | 8 of 13 | ![]() |
Grade/Model Total Production: | 10,300 | ![]() |
Variant Est. Production: | 8,000 (18S-M8-21J-ONL-A5PTI-FATHER TIME) | ![]() |
Grade/Model Unrealized Production: | 2,700 | ![]() |
Size: | 18s | ![]() |
Jewels: | 21j | ![]() |
Jewel Material: | Ruby, Sapphire & Diamond | ![]() |
Jewel Setting: | Gold Settings (Screw-Set) | ![]() |
Movement Configuration: | Openface | ![]() |
Movement Finish: | Nickel | ![]() |
Movement Inlay Color: | Gilt | ![]() |
Movement Setting: | Lever | ![]() |
Plate: | 3/4 Plate | ![]() |
Double Roller: | Yes | ![]() |
Barrel: | Safety | ![]() |
Balance Jewel Material: | Diamond | ![]() |
Train: | Quick | ![]() |
Regulator: | Traveling Nut (spring) | ![]() |
Hairspring: | Breguet | ![]() |
Pallet Jewel Material: | Sapphire | ![]() |
Standard Dial Type: | Double-Sunk | ![]() |
Adjusted: | Yes | ![]() |
Adjusted to Position: | Yes | ![]() |
Adjusted # of Positions: | 5 | ![]() |
Adjusted to Temperature: | Yes | ![]() |
Adjusted to Isochronism: | Yes | ![]() |
Adjustment Tolerance: | [10] 5P +/- 10 s/24hrs., Temp. +/- 3 s/16hrs., Reg. +/- 0-2 s/24hrs. | ![]() |
Railroad Grade: | Yes | ![]() |
Railroad Grade Classification: | Class A | ![]() |
Wind Indicator Available: | Yes | ![]() |
Wind Indicator Present: | Mixed | ![]() |
U.S. Patents: | 77078, 596407, 596408 | ![]() |
Case: | Various | ![]() |
Run ID: | 7272.367G8.18S3051.188M113.O2587.L2019.21J188 | ![]() |
Data Research: |
1915 Elgin Serial List 1927/1950 Elgin Serial List |
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Database Version: | v52.636 | ![]() |
Advanced Metrics | ||
PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 31.21 | ![]() |
PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 11.93 | ![]() |
Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.020% | ![]() |
Registry Population: Scoped for This Run Only | 22 (2.20%) | ![]() |
Research Note: Some movements from this run are free-sprung.
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Production Metrics Tree: Grade 367
Target Profile: 18S-M8-21J-ONL-A5PTI-FATHER TIME
Elgin Grade 367 (All Variations): 10,300 ETP | |
18S: 10,300 100.00% 18s, Grade 367 |
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18S-M8: 10,300 100.00% 18s, Grade 367, Model 8 |
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18S-M8-21J: 10,300 100.00% 18s, Grade 367, Model 8, 21 Jewels |
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18S-M8-21J-ONL: 10,300 100.00% 18s, Grade 367, Model 8, 21 Jewels, Openface/Lever/Nickel |
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18S-M8-21J-ONL-A5PTI: 10,300 100.00% | |
18S-M8-21J-ONL-A5PTI-FATHER TIME: 8,000 77.67% | Other: 2,300
Other Variants or Unclassified |
NOTE: 13,000 Units Originally Reserved with Est. 2,700 Never Manufactured |
Population Registry for This Run
Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
---|---|---|---|---|---|
There are 22 watches in the population registry for this run with 3 images.
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Help Us Help Others By Improving the Database:
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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 · June 24, 2020
Serial Number 15540983 was reported as inaccurate.
bcwatchman Supporter 14 · February 19, 2017
Serial Number 15540043 was reported as inaccurate.
Anonymous · December 17, 2013
Serial Number 15540867 was reported as accurate.
Anonymous · March 26, 2013
Serial Number 15540433 was reported as inaccurate.

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