This fits your . Make sure this fits by entering your model number. This underside is made of anti slip material, top is PU with a recess in centre so as to not damage a movement. Suitable for casing and un-casing movements, loosening screws, making regulator corrections. Casing cushion is an ideal tool for watch case working surface. Safe way to not scratch watch when changing battery, glass or servicing a watch. Professional tool for watchmaker and watch repairman.