Seiko Cal. 3890 - 959

The 3890-959 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3890 caliber with 28j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-997d93cfdcfa]

Also known as: Helmet, Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

14.9mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1975

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