Gold Heart K18 Pendant Necklace 18"

Elegant gold heart pendant necklace perfect for any occasion. Add a touch of sophistication to your outfit. k18 gold plated A "K18" marking on a necklace indicates that it is made of 18-karat gold, meaning it is 75% pure gold and 25% alloy. Alloys are added to pure gold to increase its durability and make it more suitable for jewelry. The "K" in K18 represents "karat," which is a unit of purity for gold. In more detail: Gold Purity: 18-karat gold is a common alloy used in jewelry, containing 75% pure gold. Alloys: The remaining 25% is made up of other metals, such as silver and copper, which are added to improve the gold's strength and durability. Karat: The "K" in K18 signifies "karat," a unit of measurement for the purity of gold. 24-karat gold is considered pure gold, while 18-karat gold is 18/24ths pure. Appearance: 18k gold has a slightly brighter appearance than 14k gold due to its higher gold content. Valuable: Because of its higher gold content, 18k gold is generally more valuable than 14k gold.