Seiko Cal. 3814 - 381

The Seiko 3814-381 represents an important milestone in Seiko's 1976 lineup. Powered by the 3814 caliber with 20j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-0ce39ec20f56]

Also known as: UFO, Golden Tuna

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

12.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1976

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