Seiko Cal. 3847 - 780

Seiko 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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