Seiko Cal. 7091 - 318

This Spring Drive model from 1975 features a 44mm Hardlex-Coated Steel case. With its 18mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-8b517458eb90]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Champagne

Jewels

36j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1975

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