Tourmaline – Congo– 16.58 cts - Ref. TOB-451 A bright, bi-colour medium pink to light yellow stone from the Congo, showing an open 'C' axis. Graded AAA and weighing 16.58 cts. Priced at just $29.00 per carat, a total of $481.00 The scale shown is in millimetres Now beat that for value!