price difference of 1967

The is the price difference $126.8 for 1967 replacement ring.

A) Clients need to exchange the same ring but with 1.5ct(6*8mm)    1.5 oval.  GHI,  yellow gold, size 4.75 finger( Reason: The center stone looks small on me. I would like to exchange it to 1.5 center stone please.)

B)1967 ring returning tracking NO UPS 9400116902153830162267

C) Will begin the new customization after recieving the old ring.

D) Customization needs around 7—10 business days processing time and extra 3-5 business days DHL shipment time frame.