Seiko Cal. 6689 - 699

The Seiko 6689-699 represents an important milestone in Seiko's 1966 lineup. With its 21mm lug width and 15.3mm profile, it sits comfortably on most wrists. [seikata-wm-d4e2843c286c]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

15.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

34j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1966

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