Seiko Cal. 6633 - 672

The 6633-672 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 6633 caliber with 21j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-4bb0cb640bc8]

Also known as: Bullhead, Flighty

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1985

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