Balance of 22149 +21673A) #22149 full payment for the setting: problem free. Loose stone part: B) #21628: if you need to have it upgrade to 2. 55ct, the price difference is $83($1699*0. 83 $1599*0. 83. You paid. C)#21673: you final request for half of refund of the loose stone in the #21673. So we also refunded you $622. 085 in #21673. And you need to pay a rest payment of $622. 085 before this finished ring is shipped