Seiko Cal. 3847 - 587

The Seiko 3847-587 represents an important milestone in Seiko's 1969 lineup. Powered by the 3847 caliber with 29j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-d9f129c23ea1]

Also known as: Helmet, Crown

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1969

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