Cobalt jewelry and cobalt rings are made primarily of cobalt, but more accurately they can be called Cobalt Chrome rings and Cobalt Chrome Jewelry. Made of a highly durable cobalt alloy that has been used in medical implants and the dental industry for years, cobalt jewelry employs the same cobalt chrome alloy from these industries for its extreme strength and high resistance to scratching.
The popularity of palladium in engagement rings has recently soared - in fact, many are questioning whether it is becoming the new platinum. It was officially recognized as a precious metal in January 2010, and it's now a legal requirement that any palladium ring that weighs more than 1 gram is hallmarked.
While gold and platinum are similar in price per gram, platinum is more dense and so more of it is required to make a ring. Additionally, platinum rings are usually 95% pure platinum, while 14k gold is only 58.5% gold (18k gold is 75% gold). Therefore, platinum rings are more expensive.
The Pros and Cons of Rose Gold Engagement Rings. What Is Rose Gold? Rose gold is one of many variations of gold engagement rings available. Because pure gold (24 karat gold) is too soft for jewelry, we mix metal alloys in with pure gold to create different colored golds.
This is a serious issue because many jewelers are known to sell fake sterling silver necklaces, rings, earrings and so on. Sterling silver is much cheaper than costlier metals such as gold, and yet, fake imitations of sterling silver jewelry are sold in the market.