Pocket Watch Database

From the American Horology Archive:
Illinois Grade Sangamo Special Pocket Watch

Illinois Watch Co.

Grade: Sangamo Special

Manufacturer: Illinois Question Mark
Manufacturer Location: Springfield, Illinois Question Mark
Movement Serial Number: 2920038 Question Mark
Grade: Sangamo Special Question Mark
Variation: Members Only Data Question Mark
Model: 9 Question Mark
Estimated Production Year: Members Only Data Question Mark
Run Quantity: Members Only Data Question Mark
Grade/Model Run: Members Only Data Question Mark
Grade/Model Total Production: Members Only Data Question Mark
Variant Est. Production: Members Only Data Question Mark
Size: 16s Question Mark
Jewels: 23j Question Mark
Jewel Material: Members Only Data Question Mark
Jewel Setting: Members Only Data Question Mark
Movement Configuration: Openface Question Mark
Movement Finish: Nickel Question Mark
Movement Setting: Lever Question Mark
Plate: Bridge Plate Question Mark
Bridge Type: False Center Question Mark
Double Roller: Yes Question Mark
Barrel: Going Question Mark
Train Material: Members Only Data Question Mark
Center Wheel Material: Members Only Data Question Mark
Hairspring: Members Only Data Question Mark
Pallet Jewel Material: Ruby Question Mark
Adjusted: Members Only Data Question Mark
Adjusted to Position: Members Only Data Question Mark
Adjusted # of Positions: Members Only Data Question Mark
Adjusted to Temperature: Members Only Data Question Mark
Adjusted to Isochronism: Members Only Data Question Mark
Railroad Grade: Members Only Data Question Mark
Dial Feet Locations: Members Only Data Question Mark
Case Screw Locations: Members Only Data Question Mark
Case: Various Question Mark
Run ID: 9328.G24.16S2739.169M211.O4503.L6230.23J180 Question Mark
Database Version: v52.642 Question Mark
Advanced Metrics
Members Only Data. Login or create a free account to unlock.
Registry Population:
Scoped for This Run Only
3 (3.00%) Question Mark
$ Estimated Value (12 Month Change): -12.28% Analyzing 107 Sales Question Mark
19 Additional Member-Only Data Points Available

The following information is unlocked with a free account:

Variation, Estimated Production Year, Run Quantity, Grade/Model Run, Grade/Model Total Production, Variant Est. Production, Jewel Material, Jewel Setting, Train Material, Center Wheel Material, Hairspring, Adjustments, Adjusted to Position, Positional Adjustments, Temperature Adjustments, Isochronism Adjustments, Railroad Grade Designation, Dial Feet Locations, Case Screw Locations

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.


dfchong 837 · October 27, 2016

Serial Number 2920057 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

dfchong 837 · August 2, 2016

Serial Number 2920059 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge

Bluejay 179 · August 17, 2014

Serial Number 2920073 was reported as accurate.

Changes since this report was submitted:
Plate changed from 3/4 to Bridge
Illinois Grade Sangamo Special Pocket Watch