Seiko Cal. 5689 - 723

The Seiko 5689-723 represents an important milestone in Seiko's 1987 lineup. Powered by the 5689 caliber with 20j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-70cec258eeab]

Also known as: Sumo, Silverwave

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

14.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Cream

Jewels

20j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1987

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