Seiko Cal. 6284 - 317

The Seiko 6284-317 represents an important milestone in Seiko's 1971 lineup. Powered by the 6284 caliber with 24j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-f2edb674977e]

Also known as: Sumo, Flighty

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1971

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