Seiko Cal. 6186 - 337

This Spring Drive model from 1978 features a 35mm Gold-Plated case. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-58ebae725aba]

Also known as: World Timer, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

14.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1978

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