Seiko Cal. 6343 - 137

This Quartz model from 1975 features a 43mm Titanium case. With its 19mm lug width and 9.2mm profile, it sits comfortably on most wrists. [seikata-wm-ce0edf86e255]

Also known as: Sumo, World Timer

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

9.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Champagne

Jewels

21j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1975

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