Seiko Cal. 0727 - 418

The Seiko 0727-418 represents an important milestone in Seiko's 1971 lineup. With its 20mm lug width and 13.7mm profile, it sits comfortably on most wrists. [seikata-wm-2042a6daafa6]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

13.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1971

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