It is very rare and absolutely beautiful! And heavy!

The image shows a Kosta Boda Calypso Crystal Low Ball Glass, designed by Vicke Lindstrand. These mid-century modern glasses are part of Kosta Boda's Calypso collection and are known for their distinctive design and crystal quality.

Design: These glasses feature a unique, flared shape with a heavy, fluted base and sides, reflecting light beautifully.

Designer: The Calypso pattern was designed by Vicke Lindstrand, a renowned Swedish glass artist, in 1967.