Seiko Cal. 7172 - 431

Seiko 7172-431

This Kinetic model from 1966 features a 44mm Hardlex-Coated Steel case. It features a Navy dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-c07822113caa]

Also known as: Monster, Tuna

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
15.8mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
50m
Dial Color
Navy
Jewels
34j
Frequency
21,600 bph
Power Reserve
46 hours
Year
1966

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