A beautifully designed art deco style pendant with black onyx and marcasite gemstonesthis pendant comes with a matching 45cm 18in sterling silver chainblack onyx informationnumber of stones 1stone shape octagonstone size 11mm x 8mmcarat weight 333ctnaturalcreated natural black onyxcountry of origin brazilmarcasite informationnumber of stones 1stone shape roundstone size 200mmcarat weight 004ctnaturalcreated natural marcasitecountry of origin austria