Seiko Cal. 6688 - 797

The 6688-797 is a sought-after Spring Drive piece from Seiko's golden era. It features a Cream dial protected by a Hardlex crystal and offers 170m of water resistance. [seikata-wm-2712c117fb06]

Also known as: Bullhead, Emperor

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

14.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

27j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1995

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