Seiko Cal. 0733 - 928

The 0733-928 is a sought-after Solar piece from Seiko's golden era. Powered by the 0733 caliber with 28j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-97d646758a31]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1989

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