14K Gold vs. 18K Gold

When it comes to engagement rings the most common metals used are gold, platinum, and palladium. Platinum and Palladium have just one type of each, however gold has many "subdivisions" such as 14K, 18K, 10K and 24K. The most common metal used is 14K and 18K gold in the many variations of colors. Here's the difference between 14K Gold and 18K Gold.