15 carats in weight, F color with I1 clarity. The diamond could be replaced with a better one for an additional charge. 8mm wide with a 5mm rise, and a 3mm shank. Unmarked, has been acid tested. Ships in a jewelry gift box.Thank you for looking, and please do not hesitate to ask me any questions! Thank you for looking and please view my other fabulous auctions for more fine Jewelry. Please note that we do use direct and indirect lighting, so items can be seen in varying lights. More often than not the piece is so much prettier in person! We do use a 10x magnification camera, and a farther back one, but it is just not like seeing it with your own eyes. Also, Please be sure to admire your item in a variety of lights to realize its multifaceted beauty. Please be sure to read the description thoroughly, examine photographs, assess the measurement of an item, by using a ruler with millimeters or inches. If you need to convert millimeters to inches, or vice versa, do a quick search on "millimeter to inches conversion calculator" or "chart". Again thank you, and feel free to ask any questions or request more pictures. The item "Striking Antique Art Deco Men's 18K Yellow Gold Platinum Diamond Ring Size 12.25" is in sale since Friday, July 5, 2019. This item is in the category "Jewelry & Watches\Vintage & Antique Jewelry\Fine\Art Nouveau/Art Deco 1895-1935\Rings". The seller is "western_fancy" and is located in Miami, Florida. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, Sweden, South Korea, Indonesia, Taiwan, Thailand, Belgium, France, Hong Kong, Ireland, Netherlands, Poland, Spain, Italy, Germany, Austria, Bahamas, Israel, Mexico, New Zealand, Philippines, Singapore, Switzerland, Norway, Saudi arabia, United arab emirates, Qatar, Kuwait, Bahrain, Croatia, Malaysia, Brazil, Chile, Costa rica, Aruba, Belize, Dominica, Grenada, Saint kitts and nevis, Turks and caicos islands, Bangladesh, Brunei darussalam, Bolivia, Ecuador, Egypt, French guiana, Guernsey, Gibraltar, Guadeloupe, Iceland, Jersey, Jordan, Cambodia, Liechtenstein, Luxembourg, Monaco, Macao, Martinique, Nicaragua, Peru, Pakistan, Paraguay, Viet nam, Uruguay, South africa, Colombia, Antigua and barbuda, Saint lucia, Barbados, Bermuda, Cayman islands, Sri lanka, Maldives, Oman, Reunion, Montserrat.