Seiko Cal. 5699 - 557

Released in 1977, the Cal. 5699 with design code 557 was part of Seiko's domestic market collection. With its 18mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-eaf8dd1332d8]

Also known as: Helmet

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

38mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1977

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