Seiko Cal. 4427 - 447

This Hand-Winding model from 1991 features a 45mm Stainless Steel case. It features a Cream dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-175fe48f7e8b]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1991

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