Seiko Cal. 3860 - 846

The Seiko 3860-846 represents an important milestone in Seiko's 1982 lineup. Powered by the 3860 caliber with 31j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-3e395bc065f6]

Also known as: Monster, Sumo

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1982

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