Seiko Cal. 3847 - 151

This Spring Drive model from 1979 features a 40mm PVD Black case. Powered by the 3847 caliber with 27j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-7ed7d19a4860]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

27j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1979

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