Seiko Cal. 3857 - 902

This Spring Drive model from 1998 features a 39mm Stainless Steel case. Powered by the 3857 caliber with 26j jewels beating at 21,600 bph, it delivers a 47 hours power reserve. [seikata-wm-02a27cb855d2]

Also known as: Sea Horse, Flighty

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1998

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