Seiko Cal. 0742 - 845

This Spring Drive model from 1989 features a 37mm Hardlex-Coated Steel case. With its 20mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-2058f9c3daca]

Also known as: Tuna, Rally

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1989

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