Seiko Cal. 4426 - 536

This Hand-Winding model from 1984 features a 36mm Stainless Steel case. Powered by the 4426 caliber with 28j jewels beating at 28,800 bph, it delivers a 56 hours power reserve. [seikata-wm-76898e20081e]

Also known as: Sumo, Rally

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

28j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1984

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