Vintage 18 Ct Gold Ring Blue Topaz Diamonds Size P

Vintage 18 Ct Gold Ring Blue Topaz Diamonds Size P.

The central oval blue topaz is a very vivid swiss blue . 

Either side is a lovely old cut natural diamond, 0.15 ct ( 15 points estimated , old cut and bright and lively )

The ring is UK size P to P 1/2

Weight is 2.4 g.