Seiko Cal. 4418 - 240

The Seiko 4418-240 represents an important milestone in Seiko's 1979 lineup. With its 20mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-8fbb8b64f0a0]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1979

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