No Makersmark that I can see what is very unusual for such a quality piece, only marked R171 in script to the base?? The item "Rare Antique 19.5 Silver On Copper Footed Serpentine Mirror Gallery Tray C1900" is in sale since Friday, February 16, 2018. This item is in the category "Antiques\Silver\Silver Plate\Plates/Platters/Trays". The seller is "frankieb1993" and is located in Hawarden. This item can be shipped to United Kingdom, 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, Russian federation, Canada, Brazil, Japan, New Zealand, China, Israel, Hong Kong, Norway, Indonesia, Malaysia, Mexico, Singapore, South Korea, Switzerland, Saudi arabia, South africa, United arab emirates, Ukraine, Chile.