Vintage 1950s Estate Platinum 4.70ct Blue Sapphire Diamond Cluster Cocktail Ring

This impressive vintage 1950s estate ring is set in pure platinum featuring a cluster of five large stunning pear cut blue sapphire gemstones, total carat weight approximately 2.60 carats.  The ring is further set with multiple clusters of marquise, round and baguette cut diamonds, total diamond weight is 2.10 carats. 

The ring top face measures approximately 25mm long by 20mm wide

The weight of the ring is 10.1 grams. 

The ring is tested and marked with punch marks for platinum purity on the outside shank.

The ring is currently a size 4.5 and may easily be resized.