Seiko Cal. 3817 - 668

The 3817-668 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3817 caliber with 31j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-de0084a135fb]

Also known as: Rally, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

11.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1998

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