Seiko Cal. 6312 - 144

The Seiko 6312-144 represents an important milestone in Seiko's 1965 lineup. Powered by the 6312 caliber with 33j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-17371e51fe84]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1965

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