Seiko Cal. 6688 - 986

Released in 1988, the Cal. 6688 with design code 986 was part of Seiko's domestic market collection. It features a Cream dial protected by a Hardlex crystal and offers 160m of water resistance. [seikata-wm-18da3cb92b34]

Also known as: Sumo, UFO

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

15.9mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Cream

Jewels

36j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1988

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