Seiko Cal. 7128 - 637

Seiko 7128-637

This Quartz model from 1972 features a 43mm PVD Black case. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-9e9141ce54e7]

Also known as: Samurai, Sea Horse

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
43mm
Case Thickness
10.5mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
50m
Dial Color
Blue Sunburst
Jewels
31j
Frequency
36,000 bph
Power Reserve
55 hours
Year
1972

Related Models

seikata-wm-9e9141ce54e7