Seiko Cal. 6629 - 540

The Seiko 6629-540 represents an important milestone in Seiko's 1996 lineup. Powered by the 6629 caliber with 29j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-2361229c51bd]

Also known as: Sumo, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Burgundy

Jewels

29j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1996

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