Seiko Cal. 3839 - 200

The Seiko 3839-200 represents an important milestone in Seiko's 1977 lineup. Powered by the 3839 caliber with 20j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-e6b1bb528ebb]

Also known as: Sumo, Rally

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1977

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