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: 1530727
Grade: Sangamo
Model: 5
Estimated Production Year: 1900
Run Quantity: 600
Grade/Model Run: 17 of 111
Grade/Model Total Production: 26,135
Size: 16s
Jewels: 21j
Jewel Material: Ruby
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Two-Tone
Finish Pattern: Wavy
Movement Signing Style: Mixed
Movement Inlay Color: Black
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
21 Ruby Jewels
Adjusted
Case: Various
Run ID: 4215.G31.16S830.165M245.O1458.L3351.21J159
Database Version: v52.245
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: 17 (2.83%)
$ Estimated Value (12 Month Change): 3.08% Analyzing 277 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.


Anonymous · January 23, 2024

Serial Number 1530527 was reported as accurate.

Anonymous · April 22, 2022

Serial Number 1530961 was reported as accurate.

Time4U 47 · September 9, 2021

Serial Number 1530885 was reported as accurate.

Anonymous · April 19, 2021

Serial Number 1530527 was reported as accurate.

Cornvilletank 3 · February 6, 2021

Serial Number 1530891 was reported as accurate.

Anonymous · January 24, 2021

Serial Number 1530891 was reported as accurate.

Anonymous · September 24, 2020

Serial Number 1530779 was reported as accurate.

Anonymous · March 26, 2019

Serial Number 1530559 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone

rmwatchandclock Supporter 366 · September 10, 2018

Serial Number 1530760 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone

Anonymous · May 15, 2017

Serial Number 1530519 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone

Anonymous · April 3, 2016

Serial Number 1530869 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone

Anonymous · November 17, 2014

Serial Number 1530753 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone

deltaperk 12 · August 12, 2013

Serial Number 1530550 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone

Anonymous · October 24, 2012

Serial Number 1530527 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone

Anonymous · October 24, 2012

Serial Number 1530527 was reported as accurate.

Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone

Anonymous · September 26, 2012

Serial Number 1530758 was reported as inaccurate.

Note: Gold-Laid Ribbon (second) Pattern
Changes since this report was submitted:
Movement Finish changed from Nickel to Two-Tone
Illinois Grade Sangamo Pocket Watch