Seiko Cal. 7147 - 638

This Spring Drive model from 1965 features a 35mm Titanium case. It features a Champagne dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-257e16dff08e]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

14.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

35j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1965

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