18K Yellow Gold Australian Boulder Opal/Diamond Neckpiece with 14K Yellow Gold Chain

18K Yellow Gold Australian Boulder Opal/Diamond Neckpiece with 14K Yellow Gold Chain. This is a one of a kind piece. Total gem weight: 27.73 ct.
Collection: Opal
Style Number: NMBO6A2773E
Metal Type: 18k Yellow Gold
Metal Color: Yellow
Total Gemstone Weight: 27.73
Total Diamond Weight: 0.15