an essentially springy resilient material in the preferred embodiment a goldplated spring metallic component further provided on top lid 16 opposite to hinge 14 is catch 18 which mates upon closing with the lip or outer edge of top ring 10 at point 20 the hooking action of the clasp together with the tension imposed by the spring action of top ring 16 securely closes the clasp securely holding stone 4 in operation the user finding the ring as shown in fig2 with the lid open to its widest extent as shown in fig3 places therein a stone 4 selected as before stated from any of a number of similarly provided decorative stones cut to shape lid 16 is then pivoted about hinge 14 pressingly downward as shown in fig3 until catch 18 engages with bezel lid top 10 at point 20 the spring tension upon lid 16 together with the hook or clasp shaped clasp 18 will as is apparent to anyone skilled in the art securely clasp at point 20 holding stone 4 firmly within the ring 2 as the user will wish to change stones it is merely necessary to with a fingernail or small implement such as fingernail file pryingly separate clasp 18 from its hook location at point 20 around bezel top 10 permitting lid 16 to be raised as shown in fig5 and the stone thus being exposed to removal may be lifted out and replaced the user then proceeds as before.