This is a beautiful natural opal and diamond ring.  It is made out of 10k solid gold.  It is a ring size 5.75.  It weighs a total of 2.50 grams.  The ring features two natural opals and one sparkling natural diamond.  The opals measure approximately 7mm by 4mm.  The diamond measures a bit over 1mm across.  The face of the ring measures a little shy of 1/2" tall.  The ring is in great vintage condition and looks beautiful when worn.  Thank you for looking!