It can be worn anywhere between 8 and 1/8 of an inch and 9 and 1/8 of an inch - it is 6mm wide measured at the widest point. It comes with a card of authenticity - it is a Thomas Rae bracelet - limited edition of 10. Cleaned and polished - photos are zoomed in so please refer to the measurements for size. Any questions please feel free to ask. Check out my other items ###128522.The item "Gemporia Solid 9ct Yellow Gold Bracelet Ethiopian Welo Rainbow Fire Opal Diamond" is in sale since Saturday, January 16, 2021. This item is in the category "Jewellery & Watches\Fine Jewellery\Fine Bracelets\Gemstone". The seller is "yellow-lemon-fine-jewellery" and is located in London. This item can be shipped to United Kingdom, Antigua and barbuda, Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Australia, United States, Bahrain, Canada, Japan, New Zealand, China, Israel, Hong Kong, Norway, Indonesia, Malaysia, Mexico, Singapore, South Korea, Taiwan, Thailand, Bangladesh, Belize, Bermuda, Bolivia, Barbados, Brunei darussalam, Cayman islands, Dominica, Egypt, Guernsey, Gibraltar, Guadeloupe, Grenada, French guiana, Iceland, Jersey, Jordan, Cambodia, Saint kitts and nevis, Saint lucia, Liechtenstein, Sri lanka, Macao, Monaco, Maldives, Montserrat, Martinique, Nicaragua, Oman, Pakistan, Paraguay, Reunion, Turks and caicos islands, Aruba, Saudi arabia, South africa, United arab emirates, Chile, Bahamas, Colombia, Costa rica, Kuwait, Philippines, Qatar, Uruguay.