A “Very Rare and Impressive Ruby and Diamond Ring”, designed by Bhagat, stole the show at Sotheby’s Hong Kong Magnificent Jewels and Jadeite sale last week, selling for $10.5 million (HKD 81.7 million), or $788,296 per carat, while a rare blue diamond ring estimated at $7 to $9.6 million failed to achieve its reserve price. The ruby and diamond ring is set with an oval ruby weighing 13.26 carats, embellished with two rose-cut diamonds on the side and diamond-set prongs; the diamonds weighing approximately 10.50 carats in total, mounted in platinum.
Meanwhile, an unmounted brilliant-cut diamond weighing 31.98 carats (Type IIa, D Color, Flawless, with Excellent Cut, Polish and Symmetry) sold for $5 million (HKD 38.9 million), or $155,747 a carat. A pair of pear-shaped diamonds weighing 12.36 and 12.00 carat diamonds sold for $2.9 million (HKD 22.3 million); they are both D Colour, Flawless and Internally Flawless respectively, with Excellent Polish and Symmetry. (Source The Diamond Loupe)