Seiko Cal. 0728 - 929

The 0728-929 is a sought-after Quartz piece from Seiko's golden era. Powered by the 0728 caliber with 23j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-9f2a4734b79c]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

45mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1972

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