Retro Style Estate Sapphire and Diamond Pin in Platinum, circa 1940s

A very sleek and elegant Sapphire and Diamond Clip Brooch made in the 1940s, depicting the typical Retro design. The diamonds weigh circa 1 carats and the sapphires weigh circa 1.5 ...

Important double clips in 18k yellow gold from the Retro period, ca. 1940s. These collectable clips were made by Boucheron Paris in a very dynamic design with sapphire baguettes and ...

This timeless antique diamond and sapphire pin brooch is crafted in solid platinum. Displaying of geometric art deco patterns set in round-cut, square-cut, and triangular-cut diamonds weighing approx. 3.50 carats, graded H-I color, and VS2-SI clarity. Offset by two adjacent round-cut and 12 square cut genuine royal blue sapphires weighing approx. 1.25 carats. Pin brooch weighs 10.6 grams and measures 57mm wide x 15mm long. Secures with a trombone clasp...

Pin in platinum, dog head hallmark. Signed Janesich, this antique pin is diamond-shaped and adorned with a line of three calibrated sapphires and 6 diamonds. The signature is affixed...

1940s Platinum Brooch in the shape of a spike full of clean, brilliant-cut, marquisse and baguette white diamonds. Can be used as pendant too. MATERIALS ◘ Weight 24.6 grams ◘ Size...

Oscar Heyman platinum Texas "Lone Star" Flag lapel pin contains rubies, sapphires and diamonds. It is stamped with the OHB makers mark, IRID PLAT, and a unique serial number. Flag ...