Seiko Cal. 6686 - 174

The Seiko 6686-174 represents an important milestone in Seiko's 1990 lineup. Powered by the 6686 caliber with 18j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-d29ca7e884f3]

Also known as: Tuna, Bullhead

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.5mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Cream

Jewels

18j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1990

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