Seiko Cal. 4475 - 633

The 4475-633 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4475 caliber with 20j jewels beating at 28,800 bph, it delivers a 51 hours power reserve. [seikata-wm-d95dfded5098]

Also known as: Turtle, Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1979

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