Seiko Cal. 5630 - 175

This Automatic model from 1972 features a 45mm Titanium case. It features a Silver dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-9cafb740e086]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

45mm

Case Thickness

14.6mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1972

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