Master jewelers designed your Necklace with: 1 piece of GENUINE 14X10mm faceted oval Black Sapphire no treatment quality AAA. 16 pieces of GENUINE single cut diamonds 0.28 carat tw no treatment quality I1-I2 . 13.3 grams of sterling silver layered with 18K yellow Gold. The length is 18 inches or 457mm. This lovely Necklace comes in a free jewelry gift box! $1 No Reserve!!! Everyone is a winner!!! Great jewelry investment Gold is going up!