Seiko Cal. 6284 - 999

The Seiko 6284-999 represents an important milestone in Seiko's 1988 lineup. Powered by the 6284 caliber with 31j jewels beating at 28,800 bph, it delivers a 65 hours power reserve. [seikata-wm-e560b3818dec]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Navy

Jewels

31j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1988

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