... ,diamond ring,titanium ring,stainless steel ring,women’s ringShape:Round cerumic ringMaterial:1.316L stainless steel--316L surgical stainless steel have the low nickel ... as platinum,being able to withstand attack by acids.A metallic element,it is also well-knowm for its high ... easy to work,lustrous,and metallic tensile strength equal to that high strength low alloy steel,but are 43% lighter.Place ...