Seiko Cal. 5612 - 975

The Seiko 5612-975 represents an important milestone in Seiko's 1981 lineup. With its 22mm lug width and 12.1mm profile, it sits comfortably on most wrists. [seikata-wm-d8004dd2a4a5]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Titanium

Case Width

39mm

Case Thickness

12.1mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

70m

Dial Color

Cream

Jewels

29j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1981

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