Seiko Cal. 3817 - 787

The Seiko 3817-787 represents an important milestone in Seiko's 1973 lineup. Powered by the 3817 caliber with 21j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-2e55e65b0482]

Also known as: Samurai

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

21j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1973

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