Seiko Cal. 3812 - 217

The Seiko 3812-217 represents an important milestone in Seiko's 1970 lineup. Powered by the 3812 caliber with 22j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-a85d8f463df5]

Also known as: Arnie

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

38mm

Case Thickness

11.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

22j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1970

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