These larger Swarovski birthstone charms are same style as the CC6S 6mm channel charm you have been buying except these are larger in size.
These are made with 8mm Swarovski stones SS39 size. This size stone is about 4 mm thick. The round part of the charm is about 9 mm in diameter including the gold plated bezel. The height including the loop is about 12.2 mm. Internal diameter of the loop hole is 1.5 mm approximately. The bezel is high quality 15 mil gold plated.
We sell these in 5 piece units. We carry these in all birthstone colors. Please note that siam stone is used for both January and July as SWAROVSKI doesn't offer any light siam, garnet, ruby or fuchsia color in this stone size.