Materials: 14 karat yellow gold Gemstone: Tanzanite- Each stone is roughly 4.5mm by 3.25mm Ring size: 4.5 US, I 1/2 UK, sizable.Originally came in as US size 4.5. Weight: 2.3 grams Hallmarks: 14K as well as AVIV Condition: Very good with the tanzanite having no chips or nicks and in top order. All the stones are open back and glow. I can present original sales receipt via Etsy which I paid USD 269 in total at late 2019. I purchased it from a pretty well-known vintage jewelry seller in the US. More pictures and video available upon request. It will come with a regular ring box and will be well-packaged for shipping. Price includes USPS trackable and insured shipping. My contact email is elaineyihanlu@gmail.com I do NOT take returns but I am happy to provide all information for you to make a purchase,so be sure to ask all questions before purchasing. I do NOT take checks. Item will ship next business day once payment cleared and received. I accept Zelle and Paypal. Thank you for looking and happy shopping!