Classic with a cool edge. The Square Cushion Single Stone Engagement Ring in Platinum brings timeless beauty into the now, featuring a soft cushion-cut stone set atop a sleek platinum band. Its icy hue and ultra-durable metal make this piece a modern heirloom—meant to withstand life’s biggest moments and everyday sparkle alike. For the one who knows elegance never goes out of style. All Lab Diamonds over 1 CT comes with a certificate of authenticity from a recognized gemological institute (IGI). Discount codes are NOT valid on Platinum orders. We cannot accept returns on made-to-order Platinum items. Please allow up to 4-8 weeks for production time on ALL Platinum items. Don't know your ring size? Review our sizing chart below to find your best fit. Specifications - Available in sizes: 5, 6, 7, 8, 9, 10, 11, 12 & 13- Carat weight listed includes stones in band (could vary by 3-5%) -Platinum: -1 CT Sizes 5-13: 5g -2 CT Sizes 5-13: 6g -3 CT Sizes 5-13: 7g