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Information Provided by PocketWatchDatabase.com:
https://pocketwatchdatabase.com/search/result/illinois/2631731
https://pocketwatchdatabase.com/search/result/illinois/2631731
Access Date: April 02, 2025
From the American Horology Archive:
Illinois Watch Co.
Grade: Bunn Special
| Manufacturer: | Illinois |  |
| Manufacturer Location: | Springfield, Illinois | |
| Movement Serial Number: | 2631731 | |
| Grade: | Bunn Special | |
| Variation: | Lafayette.ATP | |
| Model: | 9 | |
| Estimated Production Year: | 1914 | |
| Run Quantity: | 10 | |
| Grade/Model Run: | 19 of 194 | |
| Grade/Model Total Production: | 169,740 | |
| Variant Est. Production: | 120 (16S-M9-23J-ONL-A6PTI-LAFAYETTE.ATP) | |
| Size: | 16s | |
| Jewels: | 23j | |
| Jewel Material: | Ruby | |
| Movement Configuration: | Openface | |
| Movement Finish: | Nickel | |
| Finish Pattern: | Lafayette | |
| Movement Setting: | Lever | |
| Plate: | 3/4 Plate | |
| Double Roller: | Yes | |
| Barrel: | Going | |
| Regulator: | Reed | |
| Hairspring: | Breguet | |
| 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 | |
| Case: | Various | |
| Run ID: | 8378.G311.16S2389.169M78.O3842.L5964.23J149 | |
| Database Version: | v52.633 | |
| Advanced Metrics | ||
| PWDB Absolute Rarity Index: Scoped for Grade/Size/Model/Configuration | 514.38 | |
| PWDB Relative Rarity Index: Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration | 1,724.90 | |
| Share of Production: Share within Manufacturer - Scoped for Grade/Size/Model/Configuration | 2.986% | |
|
Research Note: Assumed to be a run of Washington Watch Co. "Lafayette" movements.
|
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Production Metrics Tree: Grade Bunn Special
Target Profile: 16S-M9-23J-ONL-A6PTI-LAFAYETTE.ATP
| Illinois Grade Bunn Special (All Variations): 387,788 ETP | ||||
| 16S: 301,630 77.78% 16s, Grade Bunn Special |
Other: 86,158
Other Sizes or Unclassified |
|||
| 16S-M9: 169,740 43.77% 16s, Grade Bunn Special, Model 9 |
Other: 131,890
Other Models or Unclassified |
|||
| 16S-M9-23J: 4,740 1.22% 16s, Grade Bunn Special, Model 9, 23 Jewels |
Other: 165,000
Other Jewels or Unclassified |
|||
| 16S-M9-23J-ONL: 4,740 1.22% 16s, Grade Bunn Special, Model 9, 23 Jewels, Openface/Lever/Nickel |
||||
| 16S-M9-23J-ONL-A6PTI: 4,740 1.22% | ||||
| 16S-M9-23J-ONL-A6PTI-LAFAYETTE.ATP: 120 0.03% | Other: 4,620
Other Variants or Unclassified |
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Verification Reports for this Run
There are currently no verifications for this range.
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Image Source/Credit: Jones & Horan Auctions
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uploaded by Rickglick1