Seiko Cal. 5285 - 851

The Seiko 5285-851 represents an important milestone in Seiko's 1989 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-441e00606d8c]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

12.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1989

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