Seiko Cal. 6318 - 206

This Hand-Winding model from 1981 features a 36mm Titanium case. With its 21mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-890a89cfb088]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

8.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1981

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