Simply because - their rarity, and process of refining makes them expensive metals. Owning gold or platinum jewellery implies the wearer has an amount of wealth.
Rare and Shiny
Many different metals are used. Jewelry is often based on certain expensive metals such as gold, platinum, or silver, but other metals are used as well.
Gold or Platinum is usually used in expensive jewellery. And base metals, even plastics, in cheap costume jewellery.
Platinum is used in many jewellery.
Many metals have been used for jewellery. Chiefly gold, silver, platinum, copper (in ancient times).
since they are less reactive than other metals.. they are used to make jewellery
The answer to this question is gold. Gold is one of most expensive metals in the world. This answer was answered by tom hills of falmouth... waii
Gold or silver or gemstones or platinum or glass or plastic - all used at times to make jewellery.
The most expensive metal commonly used in jewelry is platinum. Platinum is prized for its rarity, durability, and distinctive white color, making it a popular choice for high-end and luxury jewelry pieces. Its scarcity and the complex process involved in extracting and refining platinum contribute to its higher market value compared to other metals used in jewelry, such as gold or silver.
Platinum.
copper gold silver platinum
Gold, silver, platinum, carbon (diamond)