They come with a certificate and have the Lalique signature / backstamp underneath. The item "Lalique Crystal 2016 Annual Christmas Ornament Chene (Oak) Clear 10549500" is in sale since Friday, November 04, 2016. This item is in the category "Pottery, Porcelain & Glass\Glass\Art Glass\French\Lalique". The seller is "giftwareseller" and is located in UK. This item can be shipped worldwide.