Seiko Cal. 4560 - 644

The 4560-644 is a sought-after Quartz piece from Seiko's golden era. Powered by the 4560 caliber with 26j jewels beating at 28,800 bph, it delivers a 42 hours power reserve. [seikata-wm-ff458cad6d0e]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

White

Jewels

26j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1986

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