A 5.55 ct. t.w. Smoky Quartz pendant makes this stunning necklace from Effy® a one-of-a-kind accessory to add to your collection. 1 Smoky Quartz Lobster closure Prong setting Polished finish Limited lifetime liability warranty Limited lifetime liability warranty Imported Product Specifications 5.55 ct. t.w. Smoky Quartz Pendant: 0.9 in L x 0.4 in W x 0.3 in H; Chain: 18 in Length Material & Care 18k Yellow Gold, sterling silver Use silver polishing cloth on silver items