Seiko Cal. 6288 - 323

This Hand-Winding model from 1966 features a 42mm Hardlex-Coated Steel case. With its 20mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-da6bd56a14c6]

Also known as: Sumo, Shogun

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

29j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1966

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