Seiko Cal. 0722 - 641

The 0722-641 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0722 caliber with 21j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-34bb1d14111f]

Also known as: Emperor

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1979

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