Seiko Cal. 6392 - 183

This Spring Drive model from 1968 features a 40mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-268613324a55]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1968

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