Seiko Cal. 0726 - 863

This Quartz model from 1978 features a 43mm Hardlex-Coated Steel case. With its 21mm lug width and 13.6mm profile, it sits comfortably on most wrists. [seikata-wm-535606c3ef46]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

13.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

60m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1978

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