Comes with a certificate of authenticity Metal Typestainless steel Water resistant Japan dial Gem 1 TypeDiamond Gem 1 Caratweightapprox 1/10 Gem 1 ClarityI2-I3 Gem 1 ColorG-H Gem 1 ShapeRound All of our diamonds are natural diamonds & not Cz or moisannite or lab created. This is why Mindsight Gems takes pride in selling only authentic natural diamonds. Comes packaged with gift box. Not refundable Real Diamond Mens Watch Not Cz Fake Limited Edition Bestseller Best Gift Certificate Of Authenticity & Free Packaging Included