Seiko Cal. 6345 - 739

This Spring Drive model from 1990 features a 43mm Titanium case. With its 19mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-009142a764e7]

Also known as: Bullhead, World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1990

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