Seiko Cal. 6364 - 850

This Spring Drive model from 1970 features a 42mm Titanium case. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-ff33c7c759b5]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1970

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