Seiko Cal. 4555 - 910

This Hand-Winding model from 1986 features a 46mm Hardlex-Coated Steel case. It features a White dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-f919ee3c2e7f]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1986

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