THIS UNUSUAL MOUNTING SHOWN WITH A CENTER OVAL STONE MEASURING 6.0 MM X 8.0 MM, SET WITH 16 ROUND DIAMONDS IN A COLLAR MOTIF, TOTAL DIAMOND WEIGHT 0.34 CT., OF H. COLOR AND VS CLARITY. RING MEASUREMENTS 5.0 MM WIDE TAPERING TO 3.5 MM AND 1.9 MM THICK. TAKE INTO CONSIDERATION, THE DIMENSIONS DESCRIBED ARE IDEAL MEASUREMENTS. FRACTIONAL DIFFERENCES CAN ADAPT. CALL A GEMOLOGIST ON STAFF FOR TECHNICAL ASSISTANCE.