Seiko Cal. 0722 - 448

The Seiko 0722-448 represents an important milestone in Seiko's 1982 lineup. Powered by the 0722 caliber with 33j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-a614d2cbf1fd]

Also known as: Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

45mm

Case Thickness

8.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

70m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1982

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