Seiko Cal. 4540 - 662

The 4540-662 is a sought-after Quartz piece from Seiko's golden era. With its 19mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-a9d91eb9ca99]

Also known as: Helmet, Rally

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1966

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