Sapphire Cluster Pendant

One 14KT yellow gold diamond & marquise cut natural blue sapphire cluster pendant: 
11 Marquise Cut Natural Blue Sapphires:
Measurements: 4.500 x 2.500 x 1.630 mm 
Carat Wt.:1.54 
Clarity: Eye clean 
Color: Dark grayish greenish blue
Cut: Good 
Also set: 8 round single cut diamonds (SI2,-I1, J-K) weighing 0.02 cttw
Note: Stone weights calculated by formula 
Total weight of item: 3.50 grams 
Retail replacement value: $1,350.00