This page contains references to diamonds or engagement rings from different companies. Sometimes I do receive a commission when you click on links and buy the products. Beauty is in the eye of the beholder. Everyone has their own preference for different metals used in settings. Your skin tone, your family’s traditions, current fashion, emotions, and simply what you like will all affect which metal you use in a ring setting. However, the four primary contenders for diamond rings are platinum, white gold, yellow gold and rose gold. What are the different qualities of each? And why does it matter?