Seiko Cal. 6688 - 674

The Seiko 6688-674 represents an important milestone in Seiko's 1966 lineup. It features a White dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-6954c317ae18]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

White

Jewels

20j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1966

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