Seiko Cal. 7128 - 431

Seiko 7128-431

This Automatic model from 1990 features a 38mm PVD Black case. Powered by the 7128 caliber with 22j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-af4c4d42f5ad]

Specifications

Movement
Automatic
Case Material
PVD Black
Case Width
38mm
Case Thickness
13.3mm
Lug Width
19mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
90m
Dial Color
Cream
Jewels
22j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1990

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