Depending on the culture and times jewellery may be appreciated as a status symbol, for its material properties, its patterns, or for meaningful symbols. Jewellery has been used for a number of reasons: Most cultures have at some point had a practice of keeping large amounts of wealth stored in the form of jewellery. Bronze, for example, was common in Roman times.
American gold jewellery must be of at least 10K purity Higher purity levels are less common with alloys at 22 K Diamonds Main article: Amber Amber, an ancient organic gemstone, is composed of tree resin that has hardened over time. The stone must be at least one million years old to be classified as amber, and some amber can be up to million years old.
Amethyst Amethyst has historically been the most prized gemstone in the quartz family. It is treasured for its purple hue, which can range in tone from light to dark.