Illinois 21 Jewel Type III 60 Hour Bunn Special Pocket Watch
Grade: Bunn Special
Type III 60hr.
Manufacturer: Illinois
Manufacturer Location: Springfield, Illinois
Movement Serial Number: 5036257
Grade: Bunn Special
Variation: Type III
Model: 14
Estimated Production Year: 1928
Run Quantity: 1,000
Total Production: 118,000
Size: 16s
Jewels: 21j
Jewel Material: Ruby
Jewel Setting: Raised Gold Settings (Screw-Set)
Movement Configuration: Openface
Movement Finish: Nickel
Finish Pattern: Ray
Movement Setting: Lever
Plate: 3/4 Plate
Double Roller: Yes
Barrel: 60-Hr. Motor
Regulator: Reed
Hairspring: Breguet
Adjusted: 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
Movement Markings: Sixty Hour
Bunn Special
Illinois Watch Co.
Springfield
Motor Barrel
21 Jewels
Adjusted
Temp. And
Six
Positions
Double Roller
Illinois 16S, 21J, 60hr, sixty hour, Bunn Special, NI, DSD, ADJ.6, in 14K WGF BUNN SPECIAL SB&B OF CASE WITH PORCELAIN DSD, SN#5036257
Case Width: 50.5 mm
Gross Pocket Watch Weight: 99 grams
04-1070
