This necklace starts with a freshwater 7-8mm nugget pearl strand 18".  Added to that is a slightly brushed sterling silver flat cross and topped with a beautiful blue/green calcedonia stone.  The combination is beautiful.  The cross is 12mm and the stone around 8mm.  The Pearly Girls tag and exclusive Pearly Girls clasp holds these charms/pendants perfectly in place.  Available in 18", 21"