Seiko Cal. 6683 - 389

The Seiko 6683-389 represents an important milestone in Seiko's 1978 lineup. With its 19mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-bb7cbf543244]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1978

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