Seiko Cal. 6666 - 401

This Spring Drive model from 1990 features a 35mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-88ef52fc00e4]

Also known as: Bellmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1990

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