Seiko Cal. 6659 - 178

This Spring Drive model from 1967 features a 37mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-6c509021f07d]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

26j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1967

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