Custom Orders › Blue Chalcedony in 22k and .925 Image 1 of 4 Image 2 of 4 Image 3 of 4 Image 4 of 4 Blue Chalcedony in 22k and .925 $0.00 sold out Blue chalcedony oval cabochon in 22 karat gold and .925 sterling silver, Size 8.5 Sold Out Added! Blue chalcedony oval cabochon in 22 karat gold and .925 sterling silver, Size 8.5