Pocket Watch Database

Movement Specs Production Pop. Registry 11 Value Parts Resources 2 For Sale Sell Your Watch Save to My Collection Print Page Find a Mainspring Find a Balance Staff
Sell Your Watch Save to My Collection Print Page Find a Mainspring Find a Balance Staff

Illinois Watch Parts: Grade 538

Part Categories

Springs

Part Factory Part Number
Springs: Clutch: Clutch Arbor and Clutch Lever 1888 Catalog Number: 6785
Springs: Hairspring: Collated 1875 Catalog Number: 6807
Hairspring Type: Breguet
Springs: Locking Lever 1887 Catalog Number: 6829
Springs: Mainspring 1845 Catalog Number: 6848
Width Denison Guage: 5
Length in Inches: 18.5
Thickness in Millimeters: 17.5-18