Gorgeous and delicate Moissanite necklace , Nice gift for girlfriend/wife or Mother It comes with GRA Certificates, So please don't worry about quality, Every one is perfect! Basic information Stone: Top grade Moissanite Color Grade:D color Clarity Grade : VVS1 Stone Shape: Circle 5mm/ 6.5 mm / 8mm / 9mm/ 10mm/11mm Stone weight :0.5ct/ 1.0 ct / 2 ct / 3 ct /4 ct / 5 ct Metal Materials: Sterling Silver and Platinum Group Metal Multi-Layer Plating (Platinum Group Metals Multi-layer Plating is an Advanced Process, Very Safe and Comfortable It will make jewelry More Gorgeous and Durable than 18k White Gold Plated) Cut Grade : Excellent Chain length : 40+5cm Extension chain, (15.7-17.7 Inches)