Seiko Cal. 4530 - 641

The 4530-641 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4530 caliber with 20j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-21e46b56e5ed]

Also known as: Silverwave

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

37mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

20j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1978

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