Seiko Cal. 6690 - 672

The 6690-672 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6690 caliber with 21j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-92076ba392d5]

Also known as: Pogue

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1991

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