A BAROQUE CULTURED PEARL, DIAMOND AND SAPPHIRE BROOCH Designed as a baroque cultured pearl flower, centering upon a circular-cut diamond bombé pistil, within a circular-cut sapphire and diamond surround, extending circular and baguette-cut diamond stem and leaves, mounted in platinum
A SAPPHIRE AND DIAMOND BROOCH/PENDANT, BY HARRY WINSTON The rectangular-cut sapphire, weighing approximately 9.67 carats, within a cluster of pear and marquise-shaped diamonds, mounted in platinum, 4.2 cm With maker's mark of Jacques Timey for Harry Winston
The Hope Diamond! Museum of Natural History, Washington D.C. The weight of the Hope diamond for many years was reported to be 44.5 carats. In 1974 it was removed from its setting and found actually to weigh 45.52 carats. It is classified as a type IIb diamond, which are semiconductive and usually phosphoresce. The Hope diamond phosphoresces a strong red color, which will last for several seconds after exposure to short wave ultra-violet light. The diamond's blue coloration is attributed…
Platinum, 18 Karat Gold, Emerald and Diamond Pendant-Brooch/Necklace Combination. The pendant set with a square emerald-cut emerald weighing 49.21 carats, framed by pear-shaped and round diamonds weighing approximately 13.50 carats, suspended from a necklace half set with round diamonds weighing approximately 16.25 carats, and half set with pear-shaped diamonds weighing approximately 18.00 carats.
Old European Cut Diamond & Geometric-Cut Sapphire Platinum Ring. this ring features a round brilliant cut diamond weighing 2.08 carats, with a color grading of J/K and Clarity rating of Vs. This lovely diamond is set against geometric and multi-cut blue sapphires. A modern handmade example of classic Art Deco technique and style, it is both incredibly unique and attractive.