Seiko Cal. 3874 - 958

The Seiko 3874-958 represents an important milestone in Seiko's 1970 lineup. Powered by the 3874 caliber with 20j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-f1ba477f2b91]

Also known as: Rally, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

170m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1970

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