Diamond Engagement Ring. The center stone sized at 0.50 carat Round Brilliant Cut. The side diamonds consists of 0.25 carat round cut diamonds. The setting consists of all prongs. It is available in 14k Gold, 18k Gold, Or Platinum to suit your preference. 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.