Drop Dangle Necklace

One 14Kt yellow gold diamond & pear cut tanzanite drop dangle pendant on 14KT yellow gold 26in necklace containing: 
One pear shaped cut tanzanite: 
Measurements: 12.560 x 8.900 x 6.220 mm 
Carat Wt: 4.66 CT 
Clarity: Eye Clean 
Color: Medium dark strong blueish violet 
Cut: Good 
Also set: 1 emerald cut diamond (VS1-L) & 7 round brilliant cut diamonds (VS1-VS2, F-G) weighing 0.40 cttw 
Note: Stones weights calculated by formula 
Total Weight Of Item: 3.30 gm 
Retail replacement value: $7,900.00