In 1986, when Ricardo Basta Eichberg decided to begin casting platinum, he tried to learn all he could about the white metal and its properties-and quickly came up empty.
The tools needed for this job are a hammer, a flat-headed punch or a hammer hand piece for your flex-shaft, a small round burr, and some platinum wire: You will also need either; dog-leg style burnisher or a tungsten burnisher made from a burr, as well as a wire curter and a pair of needle-nose…
1. Anneal the platinum stock from which the bezel will be made, at a temperature ranging between 900°C and 1,000°C. The process should take about one minute, with the platinum taking on a bright orange color.
Editor’s Note: Working with platinum is unlike working with any other metal: It polishes differently, requires greater heat to work with, and is easily contaminated.