Three Stone Diamond Engagement Ring. You can customize the center stone from 0.50ct-1.00ct. round brilliant cut in a 6-prong setting. Side stones consists of 0.75ct round cut diamonds in a tension and channel setting. Handcrafted in 14k Gold, 18k Gold or Platinum 950 setting. We also offer a 1 year Layaway program. You can reach us at 1-888-967-5353 to speak to one of our jewelry specialist.