Seiko Cal. 6686 - 597

The 6686-597 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Burgundy dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-8047b1da0b2b]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Burgundy

Jewels

27j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1995

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