Seiko Cal. 6688 - 744

The Seiko 6688-744 represents an important milestone in Seiko's 1993 lineup. With its 18mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-dd98830d1ebf]

Also known as: Arnie, Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

8.5mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1993

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