Seiko Cal. 6318 - 710

This Solar model from 1981 features a 42mm Titanium case. With its 20mm lug width and 15.8mm profile, it sits comfortably on most wrists. [seikata-wm-c0a1e3f4e2d2]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

150m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1981

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