Seiko Cal. 5618 - 880

The Seiko 5618-880 represents an important milestone in Seiko's 1994 lineup. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-649ec88d9ed5]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

10.9mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1994

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