Seiko Cal. 6398 - 963

This Hand-Winding model from 1971 features a 38mm Titanium case. The Bidirectional bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-6d8f0d856e78]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

20j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1971

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