Seiko Cal. 3890 - 410

This Spring Drive model from 1993 features a 34mm Stainless Steel case. Powered by the 3890 caliber with 35j jewels beating at 21,600 bph, it delivers a 64 hours power reserve. [seikata-wm-25a17bea2f34]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1993

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