Tungsten is very brilliant due to its tough and enduring qualities and is virtually maintenance free. This faceted pendant measures approximately 7 x 11mm and is strung on an 1mm, 18 inch black leather cord with a stainless steel lobster clasp. N9660 Maintenance-free Tungsten Faceted and polished design 18 inch smooth black leather cord Weight is Approximately 9 grams Includes a custom Black Bow Jewelry Company gift box