Ring mit Opal entouriert von Brillanten zus. ca. 0,5 ct,

Ring with oval opal 15x13 mm with beautiful blue-green play of colours surrounded by brilliant-cut diamonds totalling ca. 0.5 ct, good colour and clarity, 18K white gold, 8.4 g, ring size 50 (with small enlargement, therefore rhodium plating of ring shank is abraded), 2nd half of 20th century, aside from signs of size changing ring is in good condition.