Second Hand Sapphire & Diamond Pear Shaped Ring

Second hand, Hallmarked, 18ct, all yellow gold, sapphire and diamond set cluster ring.
The ring consists of one central pear shaped sapphire measuring approximately 4mm x 3mm, surrounded by fifteen “brilliant cut” diamonds.
Estimated total weight of diamonds 0.20cts.
The ring is fitted with an unusual double row shank 

Free sizing between (J-Q1/2) - the ring sits at an "O"
* If we have to re-size the ring, this will delay the delivery time by a week