Show celebrated DIAMONDS VALUE OE THE KOK I from a paper read by prof J tennant at the late of the british for the advancement of science and kopor reported ted iw iff tle he Ath emBum we ave learn that when the diani diamond ond was exhibited at the crystal palace it weighed 1 16 carats barats its present weight reduced by cut ting being 1316 13 16 carafa barats I 1 the late duke of wellington was au an interested spectator of tile the operation and a frequent visitor during doring its progress etwas finished in ia september 1852 and occupied thirty eight days iu in cut cat ting diamonds are asua usua usually 12 reduced rec to oue one half their weight in cutting I 1 a and we give the exact weight of the kok i noor in order to correct va rious erroneous statements chic nave have feea air hirthe the B subject u bj act the finest diamond in france fran cewe weigh igho ta barats carats and cost it res called the regent or pitt diamond to arrive at an estimate of the value of the kok i noor it is only Istle to multiply its by and then by 8 shiell would give as its value the api i apor is of the in ard order er to test a real diamond and bet between that and a topazia topa zit is cecen necessary sary to scratch it with sapphire no 9 in hardness which wll will mar k a but bat would not pelie penetrate a diamond diamol id I 1 |