Seiko Cal. 6689 - 701

The Seiko 6689-701 represents an important milestone in Seiko's 1988 lineup. With its 21mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-b332d7c41aab]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1988

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