Seiko Cal. 5612 - 680

The Seiko 5612-680 represents an important milestone in Seiko's 1996 lineup. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-6b4f554edb5c]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1996

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