Seiko Cal. 6391 - 261

This Hand-Winding model from 1971 features a 34mm Titanium case. It features a White dial protected by a Hardlex crystal and offers 60m of water resistance. [seikata-wm-a20624bd3eb5]

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

60m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1971

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