Adam's Fine Jewellery & Watches 10th September 2024

115 186 MARGHERITA BURGENER: A PAIR OF DIAMOND EARRINGS Each stylised heart pavé-set with brilliant-cut diamonds through- out, mounted in 18K gold, diamonds 3.15cts total, with maker’s mark ‘MB’ for Margherita Burgener, with maker’s case, length 2.3cm € 5,500 - 6,500 187 A SAPPHIRE AND DIAMOND CLUSTER RING The elongated oval-shaped sapphire within a four-claw set- ting, to a brilliant-cut diamond frame accented with simi- larly-cut diamond accents, highlighted with square and pear-shaped sapphire surround, mounted in 18K gold, sapphires approximately 7.70cts total, diamonds approximately 0.70ct total, ring size N € 4,500 - 5,500