Seiko Cal. 0733 - 990

The Seiko 0733-990 represents an important milestone in Seiko's 1980 lineup. Powered by the 0733 caliber with 27j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-b570f3cc64d8]

Also known as: Sumo, World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

14.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1980

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