Seiko Cal. 5612 - 685

The Seiko 5612-685 represents an important milestone in Seiko's 1986 lineup. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-f146bcd79d5e]

Also known as: Sumo, Emperor

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

12.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1986

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