Seiko Cal. 6638 - 106

This Automatic model from 1968 features a 41mm PVD Black case. It features a Navy dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-3ab7ccbf1c58]

Also known as: Samurai

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

9.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Navy

Jewels

18j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1968

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