Seiko Cal. 4428 - 916

This Hand-Winding model from 1992 features a 35mm Titanium case. It features a Green dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-42b772720f3f]

Also known as: Sumo, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

35mm

Case Thickness

13.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1992

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