Seiko Cal. 6689 - 584

The Seiko 6689-584 represents an important milestone in Seiko's 1983 lineup. Powered by the 6689 caliber with 29j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-e4ec945101f5]

Also known as: Sumo, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

12.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1983

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