Seiko Cal. 6310 - 307

The Seiko 6310-307 represents an important milestone in Seiko's 1965 lineup. Powered by the 6310 caliber with 29j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-d173bd97ceb1]

Also known as: Baby Tuna, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

43mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

100m

Dial Color

Champagne

Jewels

29j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1965

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