Seiko Cal. 5266 - 742

This Spring Drive model from 1977 features a 39mm PVD Black case. With its 19mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-1554ee492d17]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

53 hours

Year

1977

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