Seiko Cal. 3847 - 290

The 3847-290 is a sought-after Solar piece from Seiko's golden era. Powered by the 3847 caliber with 17j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-4e0f5e38fc7a]

Also known as: Monster, Goldfeather

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

15.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1986

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