Seiko Cal. 6642 - 662

This Quartz model from 1974 features a 39mm Two-Tone case. It features a Navy dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-72a6b3641447]

Also known as: Golden Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

23j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1974

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