OMG! This is so beautiful, you will not be disappointed in this beauty.  The charm has a total drop of 33.5 mm and the 12.5 mm tear drop charm feature a centre Simulated Diamond measuring 9.5mm x 7.5mm surrounded by 1 mm accent stones.  
 
Specifications
Stone Type: Simulated Diamond
Stone Colour: Clear
Total Charm Drop: 33.5 mm
Centre Stone Size: 9.5 mm x 7.5 mm
Accent Stone Size: 1 mm 
Finish: Silver, 14k Yellow Gold, or 14K Rose Gold Ion Plated
Base Material: 316L Surgical Steel