Seiko Cal. 6621 - 699

The Seiko 6621-699 represents an important milestone in Seiko's 1983 lineup. Powered by the 6621 caliber with 36j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-18abd00f8e02]

Also known as: Sumo, Helmet

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

36j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1983

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