Seiko Cal. 6636 - 334

Seiko 6636-334

This Quartz model from 1971 features a 37mm Hardlex-Coated Steel case. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-5f8ca118b1d5]

Also known as: Samurai, Helmet

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
37mm
Case Thickness
11.6mm
Lug Width
20mm
Crystal
Mineral
Bezel
Bidirectional
Water Resistance
130m
Dial Color
Silver
Jewels
24j
Frequency
28,800 bph
Power Reserve
62 hours
Year
1971

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