signed Williamson Cadiz. circa 1690 in good all round order...has many nice features. fire gilded fine pillared verge fusee movement with finely pierced and engraved regulator plate and cock....irregular shaped foot on cock suggests early hairspring. finely pierced and engraved alarm barrel. original silver champleve dial in good order with a central rotating disc to set the alarm. steel hands. silver inner case is pierced and engraved and in good order..closing crisply. casemakers stamp IW . outer case is in shagreen with silver roundels and square hinge. there is evidence that the outer case has been re-covered....a very very long time ago....possibly hundreds of years ago. the movement, inner case and outer case all have religious themes. fluted or reeded steel balance which is rare and seen on watches made by Thomas Tompion. this is a great watch. buy with confidence