Seiko Cal. 6681 - 188

The 6681-188 is a sought-after Hand-Winding piece from Seiko's golden era. It features a White dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-9192c3bea821]

Also known as: Tuna, Emperor

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

34mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1983

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