Seiko Cal. 4532 - 502

This Spring Drive model from 1990 features a 46mm Titanium case. It features a Burgundy dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-9686a8aa3c72]

Also known as: Sumo, Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

9.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

33j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1990

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