Since the beginning of times gold has been one of the favorite metals for jewelers. Its beauty and prominence inspired craftsman to create unique objects of desire and heritage. If treated carefully the gold jewelry will last you forever. Always keep away your jewelry from chemicals such as chlorine and various cleaning fluids. They are the worst enemies for gold.
24 karat = 100% gold. Too soft for Jewelry.
18 karat = 75.0% gold. Recommended for fine jewelry.
22 karat = 97% gold. It is very soft — not recommended for jewelry
Yellow Gold – the gold's natural color and is the most common gold used for jewelry. It is usually alloyed with copper and silver. The color depends on the content of gold and other metals. A more pure gold has a brighter yellow color. White gold differs from yellow gold by addition of alloys. White gold has the same properties as yellow gold. Sometimes it is plated with rhodium, an even whiter metal, to enhance its appearance.
Rose gold is made by alloying gold with copper, which gives it a beautiful pink color. Noble Gold is a mix of metals that, when combined, generate a new color of 18 karat gold, one that is in between white and yellow but retains the elegance of the white and the warmth of the latter. It's a color of gold that goes well with any skin tone.