Seiko Cal. 6634 - 718

The 6634-718 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6634 caliber with 23j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-c9a35ce3ad4f]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1965

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