A Rene Lalique 'Formose' 934 vase, designed 1924, the cased opalescent and grey stained vase inscribed 'R. Lalique France', 17 cm high. Literature, Felix Marcilhac, R. Lalique, Catalogue Raisonne, de L'oeuvre De Verre, Paris, 2004, p. 425 (illustrated, another example)