Seiko Cal. 4437 - 560

This Kinetic model from 1983 features a 40mm Stainless Steel case. Powered by the 4437 caliber with 30j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-359e8d2207c9]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Burgundy

Jewels

30j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1983

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