Seiko Cal. 6678 - 736

Seiko 6678-736

This Automatic model from 1979 features a 37mm Titanium case. Powered by the 6678 caliber with 25j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-86e125950c27]

Specifications

Movement
Automatic
Case Material
Titanium
Case Width
37mm
Case Thickness
15.5mm
Lug Width
19mm
Crystal
Mineral
Bezel
Rotating
Water Resistance
110m
Dial Color
Green
Jewels
25j
Frequency
28,800 bph
Power Reserve
55 hours
Year
1979

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seikata-wm-86e125950c27