Important Mid-Century Petochi Platinum Sapphire and Diamond Demi-Parure

An important Mid-Century Petochi unheated Burmese and Ceylon cushion-cut sapphire and marquise and round brilliant-cut diamond demi-parure (jewelry suite) necklace with a detachable pendant and day/night earrings set in platinum. The suite is accompanied by the original box. Italy, circa 1960.

Vintage & Estate Collection
Earrings
– Diamonds: 11.55 total carat weight, G-J color, VVS2-SI1 clarity
– Sapphires: 14.18 total carat weight, SSEF lab reports: no heat Ceylon (97560) and no heat Burma (97559)

Necklace
– Diamonds: 34.75 total carat weight, G-J color, VVS2-SI1 clarity
– Sapphires: 30.45 total carat weight, SSEF lab report: no heat Burma and Ceylon (104121)
– Length: 16.00 inches + 2.00 inch drop