FINE EMERALD AND DIAMOND RING, TIFFANY & CO, CIRCA 1910. The step-cut emerald weighing 2.92 carats, decorated to each side with quatrefoil motifs millegrain-set with single-cut diamonds, the bezel and shoulders set with similar and circular-cut stones, signed Tiffany & Co (slightly erased), case signed Tiffany & Co New York.
Boucheron (@Boucheron) | Twitter circa 1905
Sapphire and Diamond Quatrefoil Ring - Bayco - Product Search - JCK Marketplace
The Prince Albert Sapphire Brooch is among the wealthiest pieces in Queen Elizabeth's Collection. It was originally given to her by the Queen Mother, who in turn, was given it by Queen Victoria. #AntiqueJewelry #RoyalJewels
SAPPHIRE AND DIAMOND CLIP, CARTIER Centring on a cushion shaped sapphire, within a border of single- and circular-cut diamonds, the corners set with radiating baguette diamonds, signed Cartier, numbered, French assay and maker's marks.
One of the largest fine quality sapphires in the world is certified by Dr. A. Peretti of the Gem Research Laboratory as Sri Lanken in origin and with the rare classification of "vivid or royal blue.
Pink Sapphire and Diamond Platinum Ring
A SAPPHIRE AND DIAMOND RING, BY CARTIER
A Sapphire and Diamond Pendant Necklace, circa 1920 The elongated quatrefoil motif set with an oval sapphire weighing approximately 15.25 carats, amid a diamond-set plaque finely millegrained and pierced with floral and foliate details, diamond-set bail, mounted in platinum, and suspending from a silver rope linking chain joined to a platinum and 18k white gold clasp accented by tiny diamonds and simulated sapphires, length 18 3/4 ins