Platinum alloy and an ornament produced from this alloy of platinum

摘要

A platinum alloy containing 93 to 97% by weight of platinum and gold, wherein the proportion of gold is between 1 and 4% by weight, and the alloy contains otherwise from 1 to 4% by weight Indian like, as tuner agent grain, iridium and / or ruthenium in an amount up to 3% by weight, replacing the tuner agent grain to the corresponding proportion of gold, and complementing the proportions of platinum, indium, gold , iridium and / or ruthenium, apart from impurities, up to 100% by weight.