Engagement Ring

One 14KT white gold 1.45 ctw cushion cut diamonds double halo & split shank engagement ring: 
One cushion cut diamond
Measurements: 5.700 x 5.00 x 3.900 mm
Carat Wt: 0.90 ct
Clarity: I-J 
Color: J
Cut: Good
Also set: 72 round brilliant cut diamonds (SI1-I1, G-H) weighing 0.55 cttw 
Note: Stone weight calculated by formula 
Total weight of item: 4.700 gm
Retail replacement value: $5,350.00 
Ring size: 7