Seiko Cal. 4577 - 520

The Seiko 4577-520 represents an important milestone in Seiko's 1989 lineup. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-a53d4da10dfd]

Also known as: Monster, Pogue

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Champagne

Jewels

24j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1989

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