Seiko Cal. 4577 - 885

The Seiko 4577-885 represents an important milestone in Seiko's 1978 lineup. The Fixed bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-df08ad573071]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1978

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