Seiko Cal. 6642 - 232

This Spring Drive model from 1966 features a 37mm Gold-Plated case. It features a Champagne dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-755f7c6fa308]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1966

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