Mid-century scandinavian sommerso glass vase by vicke lindstrand for kosta, sweden, 1960s

Signed sommerso glass vase by vicke lindstrand for kosta (sweden, 1960s). This beautiful vase is made of thick navy blue glass encased in pale grey layer and surrounded by clear glass. It is extremely decorative. The base is incised with "kosta lh 1825". Height: 15 cm; width: 13 cm; depth: 7 cm. Weight: 2.4 kg. Very good vintage condition, some minor scratches. "sommerso" (italian for ''submerged'') is a technique developed in murano which became very popular in the 1950s-70s. The result is a glass with contrasting colours that is commonly cased by a clear layer.