Seiko Cal. 6271 - 779

This Hand-Winding model from 1977 features a 43mm Stainless Steel case. With its 21mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-a183c1e0a826]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1977

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