Seiko Cal. 6688 - 910

The Seiko 6688-910 represents an important milestone in Seiko's 1989 lineup. It features a Navy dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-ede3d89ec95c]

Also known as: Sumo, Flighty

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Navy

Jewels

32j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1989

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