Seiko Cal. 6390 - 940

This Quartz model from 1968 features a 43mm Two-Tone case. It features a Burgundy dial protected by a Hardlex crystal and offers 130m of water resistance. [seikata-wm-1394e9bd57b4]

Also known as: Sumo, Rally

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

13.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1968

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