Necklace Collection :
An opal, diamond and eighteen karat gold pendant necklace centering an oval-shaped opal within a horseshoe-shaped surround of round brilliant, baguette and pavé-set diamonds, completed by a necklace of foliate motif set with round brilliant and baguette-cuts and plain backchain; opal weighing an estimated: 65 carats; estimated total diamond weight: 5.50 carats; length: 17in.