A simple page displaying live gold change with advanced filter:

1-filter prices by unit type (ounce, kilogram and gram),
2-filter prices by specific date (last day, last three days, from one week, one month and since one year.
3-filter prices by karat (24k, 22k, 21k, 18k, 16k and 14k)
table will display the prices every couple of minutes,
Chart or graphical data representation based on selected filter.