Pocket Watch Database

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

Illinois Watch Co.

Grade: Bunn Special

Mixed Run: 23-Jewel and 21-Jewel Examples Reported (Please Submit Information)

Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 2455811
Grade: Bunn Special
Model: 5
Estimated Production Year: 1912
Run Quantity: 200
Grade/Model Run: 53 of 58
Grade/Model Total Production: 9,540
Size: 18s
Jewels: 23j    Mixed Run
Jewel Material: Ruby
Jewel Setting: Gold Settings (Screw-Set)
Movement Configuration: Hunting
Movement Finish: Nickel
Finish Pattern: Bright Spotted
Movement Signing Style: Gothic Blackletter
Movement Inlay Color: Gilt
Movement Setting: Lever
Plate: Full Plate
Double Roller: Yes
Barrel: Going
Train: Fast
Regulator: Micrometer
Adjusted: Yes
Adjusted # of Positions: 6
Adjusted to Temperature: Yes
Adjusted to Isochronism: Yes
Railroad Grade: No
Dial Feet Locations: 16.5, 36.5, 53.0
Case Screw Locations: 23.5, 51.5
Movement Markings: Bunn Special
Illinois Watch Co.
Springfield
23 Ruby Jewels.
Adjusted
Temperature 6 Positions
Isochronism
Double Roller
Jeweled Barrel
Case: Various
Run ID: 7725.G267.18S4011.185M682.H3771.L5726.23J104
Database Version: v52.270
Advanced Metrics
PWDB Absolute Rarity Index:
Scoped for Grade/Size/Model/Configuration
28.42
PWDB Relative Rarity Index:
Rarity within Manufacturer - Scoped for Grade/Size/Model/Configuration
95.83
Share of Production:
Share within Manufacturer - Scoped for Grade/Size/Model/Configuration
0.166%
Registry Population: 10 (5.00%)
Research Note: #2455868 Verified as Marked "21 Jewels" with Black Inlay. #2455835 Verified as Marked "23 Jewels" with Gilt Inlay.

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 · December 24, 2016

Serial Number 2455835 was reported as inaccurate.

Note: Here's one of the 23J Bunn
Special hunters that are exceedingly rare
(300-400 total
made). Cheers. duffy l.

stanzukin 24 · August 15, 2016

Serial Number 2455725 was reported as inaccurate.

Note: mvt.is 21J

stanzukin 24 · August 15, 2016

Serial Number 2455725 was reported as accurate.

Anonymous · May 8, 2016

Serial Number 2455729 was reported as accurate.

Anonymous · March 2, 2016

Serial Number 2455750 was reported as inaccurate.

Note: It's all accurate except this one is clearly and
originally marked "21 Ruby Jewels." The 23J Bunn
Special hunter is exceedingly rare (300-400 total
made). Cheers. duffy l.

TimeAntiquarian Founder Research Expert Historian Top Contributor Supporter 171 · September 17, 2014

Serial Number 2455831 was reported as accurate.

TimeAntiquarian Founder Research Expert Historian Top Contributor Supporter 171 · April 23, 2014

Serial Number 2455809 was reported as accurate.

Illinois Grade Bunn Special Pocket Watch