Seiko Cal. 5651 - 620

The Seiko 5651-620 represents an important milestone in Seiko's 1980 lineup. Powered by the 5651 caliber with 18j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-906170d1b88e]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1980

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