Walnut Hallow Quartx Clock Movements. The clock movements offer watchmaker's accuracy and dependability. They are suitable for repair or restoration of all kinds of clocks from mantel clocks to cuckoo clocks to simple wall clocks. Create your own unique timekeeper with a Walnut Hollow wood clock surface (not included). This package contains one Quartz Clock Assembly movements for surfaces 3/8in thick, three hands and self-adhesive numbers. Requires one AA battery (not included). Imported.