Seiko Cal. 7186 - 550

The Seiko 7186-550 represents an important milestone in Seiko's 1970 lineup. With its 18mm lug width and 11.7mm profile, it sits comfortably on most wrists. [seikata-wm-ffec03ae1652]

Also known as: Golden Tuna, Arnie

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1970

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