Seiko Cal. 3817 - 622

The Seiko 3817-622 represents an important milestone in Seiko's 1980 lineup. Powered by the 3817 caliber with 22j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-297ce40947b4]

Also known as: Turtle, Arnie

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1980

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