“I did a little research into one of the marks, the dog head, platinum, a French mark ... “Antiques Roadshow” Guest Shocked After Diamond Ring She Found in Sock Is Appraised for Over ...

Ten years on from the opal and now in a position to contribute financially towards a sizable diamond, Boyd says the new ring marks a new phase ... solitaire on a platinum band.

The cushion-shaped brilliant-cut blue diamond with VVS1 clarity is mounted on a platinum ring and flanked by round diamonds. Harry Winston jewels performed extremely well at the sale at Christie ...