Seiko Cal. 3846 - 149

The Seiko 3846-149 represents an important milestone in Seiko's 1977 lineup. Powered by the 3846 caliber with 28j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-b62f2e73d743]

Also known as: Sumo, Crown

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Silver

Jewels

28j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1977

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