United States Air Force Military 10K Yellow Gold Blue Gemstone Ring. Item is in good condition. May show signs of wear and/or tear. Blue Gemstone believed to be synthetic Blue Sapphire or Topaz. Tested with a Thermo Scientific Niton XRF Precious Metal Analyzer. Ring size: 10.5. Band width is 6.25mm tapered to 21 mm. Weight: 19.6 Grams. The listing is for the ring only. The pictured item is the exact item you will receive. We strive to take the most accurate photos of our items because we believe grading and condition is very subjective. That is why we leave the final determination of the condition and grade to you. Please keep this in mind when submitting any questions regarding our items. This way, we can and will continue to offer you the best prices available.