total 2 semi mounts.
You paid 2 semi mounts in #23564.
So for these 2 semi mounts, they are total $1434 before 20%. So the price difference you need to pay is $128($1434*0.8-$1,274*0.8).
Semi mount A :$815 for this ring semi mount without #23536 center stone, with 2 pieces 3*6mm baguette lab grown diamond accents in 10K white gold. size 4.75( We estimate it would be around 7g,7mm taper band width to 3mm)
Semi mount B: $619 for this ring semi mount without #23536 5ct Colombia emerald center stone, with 2mm ,2.5mm round lab grown diamond accents in 10K white gold. Size 4.75.