Seiko Cal. 3856 - 847

The 3856-847 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3856 caliber with 28j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-f462a7898b96]

Also known as: Rally, Navigator

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

Navy

Jewels

28j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1978

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