Seiko Cal. 7138 - 612

Seiko 7138-612

This Automatic model from 1978 features a 45mm Two-Tone case. Powered by the 7138 caliber with 22j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-7cb35fdde2b0]

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
45mm
Case Thickness
8.8mm
Lug Width
19mm
Crystal
Mineral
Bezel
Fixed
Water Resistance
100m
Dial Color
Black
Jewels
22j
Frequency
36,000 bph
Power Reserve
53 hours
Year
1978

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