Seiko Cal. 6622 - 637

The 6622-637 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6622 caliber with 19j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-6ac4a8f4b71d]

Also known as: Navigator

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

15.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

White

Jewels

19j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1988

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