Seiko Cal. 0768 - 531

The Seiko 0768-531 represents an important milestone in Seiko's 1986 lineup. With its 18mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-ce5959d1e7d0]

Also known as: Tuna, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1986

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