Seiko Cal. 6143 - 764

This Quartz model from 1968 features a 40mm Stainless Steel case. It features a Navy dial protected by a Mineral crystal and offers 100m of water resistance. [seikata-wm-0fe67b327982]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1968

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