Pocket Watch Database

From the American Horology Archive:
Illinois Grade Sangamo Pocket Watch

Illinois Watch Co.

Grade: Sangamo

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 2135260
Grade: Sangamo
Model: 5
Estimated Production Year: 1909
Run Quantity: 200
Grade/Model Run: 63 of 111
Grade/Model Total Production: 26,135
Size: 16s
Jewels: 23j
Jewel Material: Ruby
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Bright-spotted
Movement Setting: Lever
Plate: 3/4 Plate
Double Roller: Yes
Barrel: Going
Train Material: Gold
Center Wheel Material: Gold
Regulator: Micrometric
Standard Dial Type: Double-Sunk
Adjusted: Yes
Adjusted to Position: Yes
Adjusted # of Positions: 6
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: Yes
Dial Feet Locations: 24.5, 36.5, 55.5
Case Screw Locations: 3.5, 37.5
Movement Markings: Sangamo
Illinois Watch Co.
Springfield
Adjusted
[Some Marked "Temperature 6 Positions Isochronism"]
[Some Marked "Safety Pinion"]
[Some Marked "Double Roller"]
[21, 23, or 25] Ruby Jewels
Case: Various
Run ID: 6503.G104.16S1611.165M629.O2670.L5147.23J59
Database Version: v52.235
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
78.68
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
265.50
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.460%
Registry Population: 6 (3.00%)
$ Estimated Value (12 Month Change): 4.79% Analyzing 114 Sales

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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.


texnet 684 · December 19, 2021

Serial Number 2135260 was reported as accurate.

Anonymous · July 17, 2020

Serial Number 2135262 was reported as accurate.

WLBelkriver33 804 · December 20, 2018

Serial Number 2135222 was reported as accurate.

Anonymous · November 17, 2014

Serial Number 2135210 was reported as accurate.

Anonymous · March 22, 2014

Serial Number 2135306 was reported as accurate.

rocket00 236 · March 19, 2014

Serial Number 2135306 was reported as accurate.

rocket00 236 · January 18, 2014

Serial Number 2135306 was reported as accurate.

rocket00 236 · January 9, 2014

Serial Number 2135306 was reported as accurate.

Anonymous · December 18, 2013

Serial Number 2135306 was reported as accurate.

Anonymous · May 6, 2013

Serial Number 2135381 was reported as accurate.

Anonymous · January 28, 2013

Serial Number 2135381 was reported as accurate.

Illinois Grade Sangamo Pocket Watch