Seiko Cal. 0742 - 682

This Spring Drive model from 1981 features a 40mm Titanium case. With its 18mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-affa8dcedb0e]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Champagne

Jewels

29j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1981

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