1800 Cristalino with Rock Glass Set. 1800 Cristalino is an ultra-premium crystal clear añejo tequila finished in port wine casks and presented in a unique crystalline bottle. 100% Weber blue agave is handpicked at its peak of maturity, aged in French and American oak barrels, married together, then finished in port wine casks. The result is an ultra-premium tequila that offers the complexity of an añejo with the smoothness of blanco. Enjoy neat, on the rocks, or elevate any cocktail to celbrate special moments with taste.