Seiko Cal. 5665 - 881

Released in 1966, the Cal. 5665 with design code 881 was part of Seiko's domestic market collection. With its 18mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-4d8ca5080ee9]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1966

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