Blue gold - how is it made and what is it used for?

Gold is a timeless metal, and gold jewelry has always proved the wealth, position and class of its owner. And although the highest quality gold is of the highest value, it is increasingly appearing in jewelry. alloys of gold with other metals, which give color to gold. In addition to regular yellow gold, white gold, black gold and rose gold are popular, but few people know that you can also get green gold and also blue.

How is blue gold made?

Blue gold is the latest jewelry discovery. To obtain the blue color of the alloy, it is necessary to create an alloy in which gold will be from 74.5 to 94,5 percent by volume, iron from 5 to 25 percent and nickel from 0,5 to 0.6 percent. Depending on the percentage of iron and nickel, jewelers can get a color from dark blue to light blue. More juicy shades can be created by adding to the melt cobalt, or covering the gold product with a layer of rhodium (rhodium plating). In the latter case, it is a metallic effect and not real blue gold.

What is blue gold used for?

Like most colored gold alloys, this one is mainly used in jewelry. The most popular items made from this alloy are certainly wedding and engagement rings - the blue color of the metal brings out the extra glow from the gems set in it - diamonds, crystals, emeralds, sapphires and everything else that the client decides. Less often, gold in shades of blue can be found in necklaces, earrings and other jewelry. Like most colored gold in jewelry it is mainly used in the production of rings and wedding bands.

Blue gold however, it is increasingly used in the electrical and electronics industry - gold has long been used as an excellent conductor in electronics. Colored gold alloys are used in exclusive components, often made to order, where attention is paid to the aesthetics of their manufacture.