Seiko Cal. 5611 - 821

Released in 1981, the Cal. 5611 with design code 821 was part of Seiko's domestic market collection. With its 18mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-a17bc1bb1212]

Also known as: Turtle, Rally

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1981

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