Seiko Cal. 7131 - 759

Seiko 7131-759

This Automatic model from 1974 features a 44mm Hardlex-Coated Steel case. It features a Green dial protected by a Hardlex crystal and offers 70m of water resistance. [seikata-wm-fd21bd2d9f2e]

Also known as: Silverwave, Golden Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
14.7mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
70m
Dial Color
Green
Jewels
36j
Frequency
21,600 bph
Power Reserve
44 hours
Year
1974

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