Kim Seybert Poseidon Placemat Details Handcrafted placemat. Glass and stone beads on cotton backing. 19"Dia. Imported. Designer About Kim Seybert: Designer Kim Seybert combines personal study in Old World techniques with a sense of current style to create uniquely elegant pieces for the home. Since 1997, her beaded and embroidered designs have helped to redefine beauty in home decor.