It will last forever. It will not rust or corrode. Regardless of the time or situation, gold jewellery is always fashionable and well received. The value of gold remains constant so 22ct gold jewellery makes smart financial sense as well.
Gold alone is a soft metal and not suitable for daily wear because it would be too weak. For jewellery, it is melted and mixed with other metals to add strength and durable. Typically the other metals are palladium, nickel or copper. Palladium or nickel are added to make white gold. Copper is added to make a rose tint to the gold.
Jewellery is characterized by the karat weight. It is typically measured as gold jewellery 9 karat, 10 karat, 14 karat and 18 karat. 22 karat gold is considered 100% pure gold. The higher the karat level, the higher the cost for the jewellery. On the other hand, sometimes the higher karat amount such as 22karat can damage a little easier. Typically the karat amount is engraved by laser somewhere on the jewellery piece for easy identification
Some jewellery is gold plated. This is where a thin layer is applied to another metal. This is a great economical way to buy gold jewellery but the gold plating can Indian gold jewellery wear off after time.
For jewellery that will last a lifetime, always buy the highest quality or karat of gold that your budget allows and always buy from a reputable jeweler. Cheap jewelers will always sell cheaper versions and they are less likely to stand the test of time.