This is a rare antique vase by Val St lambert in emerald green cut to clear crystal.The design and grinding work is attributed to Hubert Fouarge, one of the four big names at Val St Lambert who designed pieces in the early 20th century. It is hand cut with a geometric pattern of vertical lines which is the most difficult grinding method to carry out. Val St Lambert is a Belgian crystal glassware manufacturer founded in 1826 in Seraing, Belgium, known for its high-quality, hand-blown and hand-cut crystal.