Seiko Cal. 6686 - 171

The Seiko 6686-171 represents an important milestone in Seiko's 1999 lineup. It features a Green dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-1f790f3ba577]

Also known as: Bullhead, Bellmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1999

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