That sounds like a distinctive and substantial diamond. A 3.02-carat cushion with a U color and VS1 clarity is a specific "character" stone—it leans into a warm, vintage aesthetic rather than the icy white of higher color grades. A "U" color falls into the Light Yellow range of the GIA D-to-Z scale. The Look: At this grade, the yellow tint is clearly noticeable to the naked eye. In a cushion cut, which tends to hold color better than a round brilliant, it often looks like a soft, buttery "Champagne" or "Primrose" yellow. The Strategy: Many buyers choose U-color stones because they offer a "Fancy Color" look at a "White Diamond" price. When set in Yellow Gold, the metal enhances the warmth, making it look almost like a Fancy Light Yellow diamond. The Clarity: VS1 Very Slightly Included: This is a high-quality clarity grade. Any inclusions are microscopic and impossible to see with the naked eye. The Benefit: Since cushion cuts have a "crushed ice" or "chunky facet" look, they can sometimes hide inclusions well, but a VS1 ensures the stone is completely "eye-clean" and structurally sound. Setting Choice: To make this stone pop, I highly recommend a 18k Yellow Gold basket or prongs. Setting it in Platinum or White Gold will highlight the yellow tint by contrast, which might make the stone look "off-white" rather than intentionally warm. Important Information for Buyers: 1. Customs and Import Fees: ○ Your country of residence may impose additional customs and import fees. These fees are the sole responsibility of the buyer. ○ The VAT is not included in the price of the stone as it depends on your country’s laws. ○ How to pay VAT? You will pay the VAT directly to the courier company upon delivery. 2. Country-Specific Information: ○ France & Portugal: French and Portuguese customs will only clear imported loose diamonds (gemstones) if they are handled by a local customs broker. The broker fee is not included in the price of the lot, and it will need to be paid separately. ○ Belgium: To import loose diamonds into Belgium, you must have a license and be registered at the Diamond Office. 2. Cancellation/Withdrawal by the Winning Bidder: ○ In case of a return, VAT, shipping fees, and customs fees will not be refunded. The buyer will be responsible for all costs incurred during the return shipment.