Seiko Cal. 5284 - 565

The Seiko 5284-565 represents an important milestone in Seiko's 1997 lineup. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-c0d5c7ecd2eb]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

11.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1997

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