Caliber 3889 is a hand-wound movement with rattrapante chronograph controlled by a double column wheel.

2 other watches in the library run the Omega 3889.

Omega - 5108.20.00 Olympic Pocket Watch 1932 Red Gold

Ref. 5108.20.00 · 70 mm

Omega - 5110.20.00 Olympic Pocket Watch 1932 White Gold

Ref. 5110.20.00 · 70 mm