Signed Sno of Sweden Chunky Statement Pendant Necklace

18 + 1" long necklace has large links up to 23mm x 13mm x 3mm. Free-form faceted 1-1/4 x 1" pendant has a blue hue. This glass (or crystal?) pendant weighs over 26 grams. Signature charm is signed on both sides. Pendant is transparent & looks different from each angle.