Seiko Cal. 3856 - 998

The Seiko 3856-998 represents an important milestone in Seiko's 1979 lineup. Powered by the 3856 caliber with 20j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-fd165b40ac01]

Also known as: Monster, Emperor

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1979

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