Gold is one of the most desired metals across the world. South Africa, United States, and Australia are three countries of mainly gold producing. Karats (“K”) are actually a measure of the ercentage of gold to alloy contained in gold jewellery.
24K is pure gold, it is too soft to make quality jewellery or set with gemstone, so it’s mixed with other alloy metals such as copper and silver for strength. In the jewellery market, 18K gold label by it is gold percentage of 750 or 18K.
24 K = 100% gold
18 K = 75.0% gold
14 K = 58.5% gold
9 K = 37.5% gold
10 K = 41.7% gold
Platinum is a rare precious metal that’s used to create fine jewelry. Its heavy weight and durability make platinum a metal.
Platinum holds fine gemstones firmly in place for the life of the jewelry when used as prongs and other setting components.
Jewellery that contains at least 950 parts per thousand of pure platinum marked as “Platinum”. Jewellery that contains 850 or 900 parts per thousand of pure platinum may be marked “850 pt or 900 pt”.
Gold colour: yellow, white and rose
Yellow gold is the most common colour, and pure gold is yellow.
White gold is plated with rhodium. White gold need more professional care, With time the rhodium can fade away and making it appear dull, white gold can be re-dipped with rhodium.
Rose gold appears to have a pinkish hue because it is more concentrated with copper.