Seiko Cal. 5650 - 351

The Seiko 5650-351 represents an important milestone in Seiko's 1971 lineup. It features a Champagne dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-9f62921e8012]

Also known as: Sumo, UFO

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Champagne

Jewels

17j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1971

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