Seiko Cal. 5680 - 622

The Seiko 5680-622 represents an important milestone in Seiko's 1971 lineup. It features a Black dial protected by a Acrylic crystal and offers 50m of water resistance. [seikata-wm-92dd3414c0eb]

Also known as: Sumo, UFO

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

50m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1971

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