Seiko Cal. 6635 - 941

The 6635-941 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6635 caliber with 35j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-483459a14d23]

Also known as: Silverwave, Golden Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

35j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1972

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