Technical sheet
Brand
Longines
Calibre
Longines 12.68Z
International reference
770
State
Never used
Year of production
Circa 1938
Caliber diameter
27.5 mm
Caliber height
4.25 mm
Frequency
18'000 A/h
Power reserve
41h
Ruby
17
SKU
Longines_12.68Z_770
