Seiko Cal. 5676 - 550

The Seiko 5676-550 represents an important milestone in Seiko's 1971 lineup. With its 20mm lug width and 11.0mm profile, it sits comfortably on most wrists. [seikata-wm-c67b46ae74bd]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

40mm

Case Thickness

11.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1971

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