The lower the purity level, the more alloy metal that has been used. So a higher purity level may not create a reaction, but there's always a risk. Additionally, the lower purity level creates a more durable and stronger ring since the alloy adds strength to the soft gold. That's why 14K gold is most often recommended.

14k yellow gold contains 58.5% pure gold. 18k yellow gold contains 75% pure gold. 14k gold is the most popular choice for engagement rings in the US (90%) Has a more rich and vibrant color. More affordable and durable than 18k.

between $3 million to $10 million Green diamonds are extremely rare, and it's estimated to have cost between $3 million to $10 million. Her pink diamond ring was estimated to have cost $2.5 million.

More on Jen's engagement ring! Estimated price tag is $500,000." And (surprise!) that's reportedly the exact same price tag as Jolie's dazzling emerald-cut diamond that Pitt helped design.

$33.04 Today's Gold Prices

$33.33 Today's Gold Prices

Purity & Appearance Mathematically, 14k white gold contains about 58% pure gold and 42% silver and nickel alloys while 18k white gold contains about 75% pure gold and 25% silver and nickel alloys.

Today's Gold Prices

How Much Should an Engagement Ring Cost? A one carat engagement ring typically costs around $5,500, but most couples spend over $6,000 - and 7 percent spend over $10,000.

Elizabeth Taylor Elizabeth Taylor and Richard Burton Referred to as the Krupp Diamond (until after her death in 2011 when it became known as 'The Elizabeth Taylor Engagement Ring'), this large Ascher-cut diamond weighs a huge 33.19-carats according to the Gemological Institute of America (GIA). Talk about a rock!

Angelina Jolie's 16-Carat Engagement Ring Angelina Jolie's engagement ring features a gorgeous arrangement of approximately 16 carats worth of emerald-cut diamonds, and is estimated at over $1.5 million. A custom design by jeweler Robert Procop, it's the perfect match for Angelina's sophisticated personality.

Purity & Appearance Mathematically, 14k white gold contains about 58% pure gold and 42% silver and nickel alloys while 18k white gold contains about 75% pure gold and 25% silver and nickel alloys.

Appears. Step 4 hold the gold item in your hand. And pay attention to the weight real gold is very dense. And heavy but fake gold will feel lighter.