Seiko Cal. 3847 - 964

The 3847-964 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3847 caliber with 32j jewels beating at 21,600 bph, it delivers a 45 hours power reserve. [seikata-wm-60dbe6159d36]

Also known as: Rally, Sea Horse

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

190m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1973

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