These are so pretty and the crystal stone shines through.  They have post and butterfly backs.  The Blue Topaz Stone is approx. 8mm in width and 4mm in depth.  The crystal is approx. 8mm in diameter.  The overall drop is approx.15mm.  They look great during the day or evening.

Metal:  Sterling Silver plated with 14ct Gold

Semi Precious Stones: Blue Topaz & Rock Crystal

Dimensions:  Blue Topaz Retangle 8mm x 4mm, Rock Crystal 8mm 

Overall Drop: Approx 15 mm 

Fastening: Post and Butterfly