Baguette Engagement Ring

One 18kt white gold 0.53 cttw round & baguette cut diamond trinity halo style ring: 
Six baguette cut diamonds: 
Measurements: 4.350 x 1.440 x 1.220 mm - 3.140 x 1.220 x 1.040 mm 
Carat wt: 0.28 cttw 
Clarity: VS-1 to VS-2
Color: G-H 
Cut: Good 
Also set: 58 round brilliant cut diamonds (VS2-SI1, G-H) weight 0.25 cttw 
Note: Diamonds weight is calculated by formula 
Total weight of item: 8.50 gm 
Retail replacement value: $4,200.00
Ring size: 7