Seiko Cal. 6681 - 764

The Seiko 6681-764 represents an important milestone in Seiko's 1973 lineup. With its 20mm lug width and 8.2mm profile, it sits comfortably on most wrists. [seikata-wm-7f37ff401b88]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

8.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1973

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