Seiko Cal. 3847 - 780

The 3847-780 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3847 caliber with 36j jewels beating at 21,600 bph, it delivers a 71 hours power reserve. [seikata-wm-072c32ee65a1]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

36j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1987

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