Seiko Cal. 3817 - 140

The Seiko 3817-140 represents an important milestone in Seiko's 1980 lineup. Powered by the 3817 caliber with 34j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-e77777a5f052]

Also known as: Samurai, Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Burgundy

Jewels

34j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1980

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