Seiko Cal. 3847 - 709

The Seiko 3847-709 represents an important milestone in Seiko's 1965 lineup. Powered by the 3847 caliber with 25j jewels beating at 21,600 bph, it delivers a 60 hours power reserve. [seikata-wm-912d3ec213a0]

Also known as: Bullhead, Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1965

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