Seiko Cal. 3812 - 513

The Seiko 3812-513 represents an important milestone in Seiko's 1988 lineup. Powered by the 3812 caliber with 23j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-35d1b096c807]

Also known as: UFO, Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

14.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1988

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