Fancy Intense Yellow diamond and sapphire ring. Photo Sotheby's The fancy intense yellow circular-cut diamond weighing 8.94 carats accented with a single row of calibré-cut sapphires, mounted in yellow gold, size 53. Estimate 110,000—150,000 CHF. Lot...

Impressive Fancy Brown-Yellow diamond and diamond necklace. Photo Sotheby's Suspending a fancy brown yellow briolette diamond weighing 56.25 carats, to a stylised necklace of arbesque form, set with baguette, tapered baguette and brilliant-cut diamonds,...

Fancy Intense Yellow Diamond Ring. The cut-cornered rectangular modified brilliant-cut diamond of fancy intense yellow color weighing 17.97 carats, flanked by trapeze-cut diamonds weighing approximately 3.00 carats, mounted in 18 karat gold and platinum,...