Seiko Cal. 4581 - 926

This Kinetic model from 1968 features a 37mm Hardlex-Coated Steel case. Powered by the 4581 caliber with 36j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-98d0b9b685e4]

Also known as: Navigator, Arnie

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Green

Jewels

36j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1968

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