Seiko Cal. 6311 - 475

This Spring Drive model from 1976 features a 43mm Titanium case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-ae81cfc653f9]

Also known as: Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

33j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1976

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