George Betjemann & Sons, London. Mouthblown lead crystal. Star cut base and deep handcut. Facet cut neck with gilded metal patent lock. Original brillant cut stopper. Height 23,4 cm, with stopper 31,4 cm. Total weight 1496 grams. The metal with rubbing of the gilding on the edges, the two screws with signs of use. The marked lock works properly, closing the stopper. The decanter is inside clean, only a thin limescale circle on the ground. No damage to the crystal. An impressive locked crystal decanter in very good condition.