Seiko Cal. 5681 - 457

The Seiko 5681-457 represents an important milestone in Seiko's 1969 lineup. With its 21mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-1dbf4c2960df]

Also known as: Sportsmatic

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

43mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1969

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