Technical data
Manufacturer: | Bifora |
Caliber: | 102 |
Size: | 10 1/2''' |
A/h: | 18000 |
Number of jewels: | 15 |
Escapement: | Pallet lever |
Balance types: |
Nickel screw balance |
Shock protection(s): |
none |
Balance bearing / direction hairspring: | Clockwise |
Moveable stud: | no |
Adjust mechanism: | Long regulator arm |
Construction: |
|
Features: |
|
Production period: | 1918 - 1934 |
Production years: | 1918-1934 |