Pocket Watch Database
Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/3178992
https://pocketwatchdatabase.com/search/result/illinois/3178992
Access Date: April 24, 2024
From the American Horology Archive:
Illinois Watch Co.
Grade: Sangamo Special
| Manufacturer: | Illinois |  |
| Manufacturer Location: | Springfield, Illinois | |
| Movement Serial Number: | 3178992 | |
| Grade: | Sangamo Special | |
| Variation: | False Bridge | |
| Model: | 10 | |
| Estimated Production Year: | 1917 | |
| Run Quantity: | 100 | |
| Grade/Model Run: | 1 of 9 | |
| Grade/Model Total Production: | 4,340 | |
| Size: | 16s | |
| Jewels: | 23j | |
| Jewel Material: | Ruby & Sapphire | |
| Jewel Setting: | Raised Gold Settings (Screw-Set) | |
| Movement Configuration: | Openface | |
| Movement Finish: | Nickel | |
| Movement Signing Style: | Block Letter | |
| Movement Inlay Color: | Copper | |
| Movement Setting: | Lever | |
| Plate: | Bridge Plate | |
| Bridge Type: | False Center | |
| Double Roller: | Yes | |
| Barrel: | 48-Hr. Motor | |
| Train Material: | Gold | |
| Center Wheel Material: | Gold | |
| Regulator: | Reed | |
| Hairspring: | Breguet | |
| Pallet Jewel Material: | Ruby | |
| Adjusted: | Yes | |
| Adjusted to Position: | Yes | |
| Adjusted # of Positions: | 6 | |
| Adjusted to Temperature: | Yes | |
| Adjusted to Isochronism: | Yes | |
| Railroad Grade: | Yes | |
| Dial Feet Locations: | 17.5, 39.0, 58.0 | |
| Case Screw Locations: | 3.0, 38.0 | |
| Movement Markings: | Illinois Watch Co. Springfield Sangamo Special 23 Jewels Motor Barrel Adjusted Temp. And Six Positions D.R. |
|
| Case: | Various | |
| Run ID: | 9905.G29.16S2942.1610M2.O4946.L6347.23J186 | |
| Database Version: | v52.245 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 13.06 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 44.00 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 0.076% | |
| Registry Population: | 6 (6.00%) | |
| $ Estimated Value (12 Month Change): | -15.27% Analyzing 134 Sales | |
Production Metrics Tree: Grade Sangamo Special
Target Profile: 16S-M10-23J-ONL-A6PTI-FALSE BRIDGE
| Illinois Grade Sangamo Special (All Variations): 30,260 ETP | |||
| 16S: 12,660 41.84% 16s, Grade Sangamo Special |
Other: 17,600
Other Sizes or Unclassified |
||
| 16S-M10: 4,340 14.34% 16s, Grade Sangamo Special, Model 10 |
Other: 8,320
Other Models or Unclassified |
||
| 16S-M10-23J: 4,340 14.34% 16s, Grade Sangamo Special, Model 10, 23 Jewels |
|||
| 16S-M10-23J-ONL: 4,340 14.34% 16s, Grade Sangamo Special, Model 10, 23 Jewels, Openface/Lever/Nickel |
|||
| 16S-M10-23J-ONL-A6PTI: 4,340 14.34% | |||
| 16S-M10-23J-ONL-A6PTI-FALSE BRIDGE: 4,340 14.34% | |||
Population Registry for This Run
| Image | Serial Number | Run Position | Primary Identification Method | Discovery Date | |
|---|---|---|---|---|---|
|
There are 6 watches in the population registry for this run with 2 images.
|
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Help Us Help Others By Improving the Database:
Does this information describe your movement accurately?
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 22, 2019
Serial Number 3178950 was reported as accurate.
dfchong 837 · January 23, 2018
Serial Number 3178980 was reported as accurate.
Anonymous · February 4, 2017
Serial Number 3178980 was reported as accurate.
Anonymous · January 30, 2017
Serial Number 3178980 was reported as accurate.
Anonymous · June 15, 2014
Serial Number 3178980 was reported as accurate.
Anonymous · April 13, 2013
Serial Number 3178902 was reported as accurate.
Anonymous · August 18, 2012
Serial Number 3178901 was reported as accurate.
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This WatchFrom This Runuploaded by yrazis
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From This RunImage Source/Credit: Jones & Horan Auctions
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uploaded by ebsrods
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uploaded by tsullivan
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uploaded by radisapet
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uploaded by Scuba75
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uploaded by eparso
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uploaded by pamgoodrich
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uploaded by philseee
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