Seiko Cal. 6313 - 451

The Seiko 6313-451 represents an important milestone in Seiko's 1978 lineup. With its 19mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-be90fe5788f6]

Also known as: Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1978

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