Lot 8 - An Emerald and Diamond Flower Bracelet - though not a signed piece, registered a reasonable impact at the auctions, assigned a moderately high...

Lot 136, "A Diamond, Coral and Emerald Owl Brooch" a signed jewel by Gübelin performed only moderately at the auctions despite its impeccable credenti...

Frankly speaking Joan your choice seems to be in perfect order. Schlumberger's ruby, diamond and gold pineapple brooch is indeed fantastic. The pinea...

Some Burma sapphire lots that appeared at Christie's New York Rockefeller Plaza Magnificent Jewels Sale held on October 16, 2007 are lots 120, 191, 23...

The normal alexandrite lot 1524, that appeared at Christie's Jewels : The Hong Kong Sale, held on May 26, 2009 was an Alexandrite and DIamond Platinum...

Two catseye alexandrite lots and a third normal alexandrite lot appeared at Christie's Jewels : The Hong Kong Sale held on May 26, 2009. The catseye a...

The images uploaded by John speak for themselves. The color, clarity and chatoyancy of the alexandrite, particularly under incandescent light is astou...

Another 18.23-carat, cushion-cut alexandrite of Ceylon/Sri Lanka origin mounted on a platinum ring and flanked on either side by a triangular-cut diam...

The emerald-like green color in natural daylight and amethyst-like purple/violet color in artificial light is indeed fantastic in the images uploaded ...

The other lot containing Kashmir blue sapphires that did extremely well at the same Sotheby's auction was Lot No. 371, titled THE RICHELIEU SAPPHIRES,...

I am afraid that the list of most expensive blue sapphires in the world needs further revision after the stunning performance of some exceptionally be...

You have divided the Iranian Crown Jewels into seven categories above. If I am not mistaken you seem to have missed one important category, viz. the T...

The enormous 5,500-carat Star Rose Quartz, with its distinct six-rayed star, and beautiful rose color is indeed an extraordinary gemstone with no riva...

5) El-Dorado Topaz - 31,000 carats (6.2kg), Largest faceted topaz in the world from the Programa Royal Collections Attached files

3) The Lindsay Uncut Topaz weighing 32kg (70 lbs) - the shorter crystal4) The Freeman Uncut Topaz weighing 50.5kg (111lbs) - the longer crystal ...