Seiko Cal. 5655 - 131

Seiko 5655-131

This Spring Drive model from 1980 features a 37mm Titanium case. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-3a5cdfbbf5c2]

Also known as: Tuna

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
37mm
Case Thickness
8.5mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
140m
Dial Color
Green
Jewels
35j
Frequency
21,600 bph
Power Reserve
58 hours
Year
1980

Related Models

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