Lidded jar made of transparent, topaz-colored glass with blue crumb meltsand shimmering oxide seals, thick-walled body with matching lid,Polished base with scratched signature and model number: Aomi Unikat / 7641 gralglas + janssen. Can is in healing condition.Execution: Gral-Glas workshops, Fischer & Seyfang, Göppingen and Dürnau,Design by Hans Jannsen around 1960-70. Height: approx. 8.8 cm, diameter: approx. 10.5 cm.