Seiko Cal. 3817 - 501

The Seiko 3817-501 represents an important milestone in Seiko's 1986 lineup. Powered by the 3817 caliber with 17j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-91456a1ad11a]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1986

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