Seiko Cal. 5646 - 554

This Quartz model from 1990 features a 43mm Titanium case. With its 19mm lug width and 8.9mm profile, it sits comfortably on most wrists. [seikata-wm-7a13878cfe16]

Also known as: Sumo, Silverwave

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

8.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1990

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