Seiko Cal. 3880 - 544

This Hand-Winding model from 1987 features a 38mm Hardlex-Coated Steel case. It features a Green dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-cc5b41dddca4]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Green

Jewels

19j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1987

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