Seiko Cal. 6646 - 865

This Quartz model from 1968 features a 40mm Gold-Plated case. It features a Silver dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-796155ff6256]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1968

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