Seiko Cal. 4418 - 644

This Spring Drive model from 1967 features a 42mm Stainless Steel case. It features a Burgundy dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-f8e2a64117dd]

Also known as: Samurai, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Burgundy

Jewels

24j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1967

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