THAT MUST MEAN YOU CAN MAKE GOLD LESS HEAVY IF YOU WANT TO? SO I GUESS YOU HAVE HOLLOW AND SOLID, GUESS WHAT I ALSO HAVE A 30 INCH MAN'S LINK NECKLACE I GOT IN JAPAN ABOUT 2 YEARS AGO ITS 18KT SOLID GOLD! AND GUESS WHAT ARCHIE ITS STAND ON THE CHAIN TAG 18KT SOLID ?? DON'T PLAY THE GAME!!