Seiko Cal. 4540 - 584

The Seiko 4540-584 represents an important milestone in Seiko's 1969 lineup. With its 18mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-fcab620bf290]

Also known as: Sea Horse

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

8.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1969

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