Signed art glass ashtray or bowl – vintage blue design

Ashtray or pocket emptier in solid blue-grey tinted glass with transparent border. Curved shape, modernist style typical of the 60s-70s. Signature engraved under the piece (perhaps to identify an independent artist or a glass workshop). Decorative piece ideal for collectors of art glass or lovers of vintage design. Very good condition, no scratches, just a barely visible micro chip that can be repaired, see last photo. Length 20 cm Width 15 cm Height 7 cm Weight 753 g.