GIA Certified Natural Pearl & Diamond Pin Natural Light Yellow Button 8.66 mm Pearl GIA Certificate # 2205148390 With 4 Champagne European Cut Diamonds Weighing 1.40 Ct. Mounted with 12 European Cut Diamonds Weighing 0.65 Ct. Diamond H-I Color VS1-VS2 Clarity 18K Yellow Gold & Platinum Metal Weight: 8.30 gm.