There are different types of eternity bands available in the market and some of the unique eternity diamond rings are listed below. Standard Eternity Band A standard eternal diamond ring features princess cut diamonds set in any precious metal, mainly yellow gold, white gold, and platinum. Additionally, a channel setting or pave setting is ideally used in this type of rings so that the diamonds sit deep within the ring and will not snag on clothes or other things. Sparse Set In this type of eternity diamond rings, only a few diamonds are placed at regular intervals. This is one of the affordable and stylish options for eternity diamond rings. Additionally, bezel setting is used to secure the diamonds in this design so that the gemstones and safe and offers a subtle bling.     Molded Eternity Rings  One of the latest trends is eternity diamond rings is the use of a wavy pattern on either side. Here, round brilliant diamonds are used to boost up the sparkle as well as the overall look. In some designs, square and round diamonds are also used in an alternate manner.