4 engraved crystal wine or water glasses

Suite of 4 beautiful water/wine glasses from the 60s/70s. Drinking tulip shape engraved with torso nets, twisted button leg, round foot. No signature but their design is very reminiscent of some of daum's creations. Height 12.2cm, height of the drinker alone without the leg8cm approximately, diameter at the neck 8.7cm, diameter foot 7cm, unit weight 150g. Perfect condition.