Seiko Cal. 7133 - 488

The Seiko 7133-488 represents an important milestone in Seiko's 1976 lineup. Powered by the 7133 caliber with 26j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-b56665123ec6]

Also known as: Sumo, Navigator

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

44mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1976

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