Seiko Cal. 6690 - 370

This Quartz model from 1978 features a 41mm Gold-Plated case. It features a Cream dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-a7f693edcd31]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1978

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