NATURAL GREEN PREHNITE, TOURMALINE & CZ 925 SILVER RING 14K YELLOW GOLD COATING; RING SIZE-8.25 (can be resized )STONE SHAPE-OVAL CABOCHON CUT;STONE DIMENSION-11.1 X 9.4 X 5.7 MM.;ITEM WEIGHT-12.3 GRAM;COLOR-GREEN;CLARITY-TRANSLUCENT;LUSTER-DAZZLING;TREATMENT-UNHEATED;ORIGIN OF STONE-AUSTRALIA;HARDNESS-5.0 - 6.0;FACE OF RING -25 X 25 MM. ;TOURMALINE -5 X 2.5 MM. , 4 X 3 MM. & 2 MM. ;CUBIC ZIRCONIA-2 MM. & 1.7 MM.;