Seiko Cal. 7159 - 261

The Seiko 7159-261 represents an important milestone in Seiko's 1997 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-e71a074b55f9]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

65 hours

Year

1997

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