Seiko Cal. 6633 - 950

The 6633-950 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6633 caliber with 17j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-99d513949275]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1979

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