Serial Lookup

Choose a manufacturer, enter the serial number, or search by trade name and private label.

Sign In Notifications
From the American Horology Archive:
Illinois Watch Co.

Grade: 163A

Mixed Run: 163A, Type IIB, Type IIP

Manufacturer: Illinois ?
Manufacturer Location: Springfield, Illinois ?
Movement Serial Number: 5456505 ?
Grade: 163A ?
Variation: 163 Type IIB ?
Model: 15 ?
Estimated Production Year: 1931 ?
Run Quantity: 1,100 ?
Grade/Model Run: 1 of 3 ?
Grade/Model Total Production: 2,400 ?
Variant Est. Production: 1,100 (16S-M15-23J-ONL-U-163 TYPE IIB) ?
Grade/Model Unrealized Production: 600 ?
Size: 16s ?
Jewels: 23j ?
Jewel Material: Ruby ?
Jewel Setting: Raised Gold Settings (Screw-Set) ?
Movement Configuration: Openface ?
Movement Finish: Nickel ?
Finish Pattern: Interrupted Ray ?
Movement Signing Style: Mixed ?
Movement Inlay Color: Red ?
Movement Setting: Lever ?
Plate: 3/4 Plate ?
Double Roller: Yes ?
Barrel: 60-Hr. Motor ?
Train Material: Gold ?
Center Wheel Material: Gold ?
Regulator: Reed ?
Hairspring: Elinvar ?
Adjusted: Yes ?
Adjusted # of Positions: 6 ?
Adjusted to Temperature: Yes ?
Railroad Grade: Yes ?
Dial Feet Locations: 17.5, 39.0, 58.0 ?
Case Screw Locations: 3.0, 38.0 ?
Movement Markings: Elinvar Bunn Special Illinois Watch Springfield 163A Motor Barrel Sixty Hour Adjusted Temp. And Six Positions Double Roller ?
Case: Various ?
Run ID: 12675.G1.16S4097.1615M5.O7233.L7165.23J299 ?
Database Version: v52.978 ?
Advanced Metrics
Members Only Data. Login or create a free account to unlock.
Registry Population: Scoped for This Run Only: 44 (4.00%) ?