Seiko Cal. 5618 - 918

The 5618-918 is a sought-after Automatic piece from Seiko's golden era. With its 22mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-6cd938765eb1]

Also known as: Tuna, World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

43mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

32j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1978

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