Swedish Roland Landerholm Vintage Modernist Pewter Pendant Necklace - Marked "Tenn" /Pewter) and "R Landerholm" - Scandinavian Jewelry -Boho From the 1960’s. Pendant is pewter and it hangs on a chain. There are three squares (one red-ish and two blue) that I believe are ceramic. Black ground is black. Nice vintage condition, with some wear such as minor scratches. Pendant width: 1 5/8 Inches; Pendant height: 1 5/8 Inches;