Seiko Cal. 6397 - 321

This Hand-Winding model from 1965 features a 41mm PVD Black case. It features a Blue Sunburst dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-f635a65dcae9]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1965

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