Seiko Cal. 6620 - 583

The Seiko 6620-583 represents an important milestone in Seiko's 1996 lineup. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-ee0378248ec5]

Also known as: Monster

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

11.1mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Green

Jewels

25j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1996

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