Seiko Cal. 5644 - 222

The Seiko 5644-222 represents an important milestone in Seiko's 1999 lineup. Powered by the 5644 caliber with 23j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-2c92de41c269]

Also known as: Sportsmatic, Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

9.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

23j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1999

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