Seiko Cal. 4518 - 577

The Seiko 4518-577 represents an important milestone in Seiko's 1999 lineup. With its 18mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-2016b69a3fe6]

Also known as: Sumo, Goldfeather

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1999

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