Seiko Cal. 6671 - 677

This Quartz model from 1987 features a 44mm Hardlex-Coated Steel case. It features a White dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-570b8994f077]

Also known as: Tuna, Bellmatic

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

White

Jewels

27j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1987

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