Seiko Cal. 6263 - 591

This Hand-Winding model from 1990 features a 43mm PVD Black case. With its 22mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-9ca9a7cccc7d]

Also known as: Sumo, Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

36j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1990

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