Seiko Cal. 6284 - 371

The Seiko 6284-371 represents an important milestone in Seiko's 1971 lineup. Powered by the 6284 caliber with 34j jewels beating at 21,600 bph, it delivers a 63 hours power reserve. [seikata-wm-dd1a196e78aa]

Also known as: Sumo, Rally

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1971

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