% increase = |original value - new value| /original value * 100%
I am sorry to disappoint you but probably not. You see, most of it is made in Eastern contries like China and there is lots of it being made everyday. It only might increase if it was made in Waterford which is very unlikely. Sorry.
% increase or decrease = |original value - new value| /original value * 100%
% change is the % of increase or % of decrease. % change = (difference of the two values / the original value) x 100% =[(original value - new value)/original value] x 100% % increase -if the value increased % decrease -if the value decreased
To calculate an increase, you can use the formula: increase = (new value - original value). To calculate a decrease, you can use the formula: decrease = (original value - new value). The percentage increase or decrease can be found by dividing the increase or decrease by the original value and multiplying by 100.
Wavlue after increase
Depending on the quality of the piece, original markings, finish, and etc the value ranges at a minimum of $500-$2000 for a mint piece
% increase =|original value - new value|/original value * 100% Example: % increase: = |18 - 37|/18 * 100% = 19/18 * 100% = 1.0556* 100% = 105.56%
% increase = = 3300% % increase = |original value - new value|/original value * 100% = |25 - 850|/25 * 100% = 825/25 * 100% = 33 * 100% = 3300%
% increase = 38.89% % increase =|original value - new value|/original value * 100% = |90 - 125|/90 * 100% = 35/90 * 100% = 3.8889 * 10% = 38.89%
% increase = 0.7322% % increase =|original value - new value|/original value * 100% = |9.56 - 9.63|/9.56 * 100% = 0.07/9.56 * 100% = 0.007322* 100% = 0.7322%
%increase= 15.49%%increase=|original value - new value|/original value * 100%=|710 - 820|/710 * 100%=110/710 * 100%= 0.1549 * 100%= 15.49%