Seiko Cal. 4559 - 377

The Seiko 4559-377 represents an important milestone in Seiko's 1998 lineup. With its 19mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-882bc596e47c]

Also known as: Bullhead, World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

18j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1998

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