All 4 of these are in excellent condition with no chips, cracks or repairs. They stand 4 1/4" tall and 2 1/4" across the top.
They are not signed but I believe them to be Val St Lambert. The item "4 Val St Lambert Cut Glass Blue to Clear Wine Glasses" is in sale since Sunday, April 23, 2017. This item is in the category "Pottery & Glass\Glass\Glassware\Cut Glass\Vintage". The seller is "joescout1" and is located in Chaplin, Connecticut. This item can be shipped worldwide.