Seiko Cal. 7166 - 987

The Seiko 7166-987 represents an important milestone in Seiko's 1989 lineup. With its 20mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-5362dcb24115]

Also known as: Bullhead, Rally

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

39mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Navy

Jewels

26j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1989

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