Seiko Cal. 7138 - 373

Seiko 7138-373

This Hand-Winding model from 1979 features a 45mm PVD Black case. Powered by the 7138 caliber with 27j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-fffef7d6b2d3]

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
45mm
Case Thickness
14.6mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
80m
Dial Color
Cream
Jewels
27j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1979

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