Yellow crystal tungsten hoop earring 1.Material:tungsten ,crystal 2.Design:heart 3.MOQ:3PCS 4.OEM and paypal accepted Yellow crystal tungsten hoop earringYellow faceted heart crystal and round tungsten * Tungsten Carbide Properties (always see precautions in FAQ)* Hardest metal on earth* Extremely scratch-resistant* 4x harder than Titanium* 5x harder than steel* 10x harder than 18k gold* Highest ...