Seiko Cal. 5284 - 646

The Seiko 5284-646 represents an important milestone in Seiko's 1997 lineup. Powered by the 5284 caliber with 34j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-d36601e47acb]

Also known as: UFO, Bellmatic

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1997

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