Vintage Estate 18k Gold G VS Diamond Opal Necklace Pendant / Brooch

This stunning vintage designer "ST. GEO" estate necklace pendant & brooch is set in rich heavy 18k yellow and white gold in a heavy stunning textural leaf design.  The central feature is an impressive diamond cluster of brilliant cut white diamonds of exceptional F color and VS1 clarity.  The total diamond weight is approximately 3.00 carats.  

 This piece measures 54.9mm in length by 37.1mm in width.  

The piece is marked on the back with "18k" for gold purity and the maker's mark "St. Geo".

The weight of the pendant is 20.84 grams.