Series of 6 spice pots in white and red enamel for cooking

Beautiful series of 6 spice pots (sugar, flour, coffee, tea, spices, pepper. ) in red marbled white enamel. The pots are stamped, but it's unreadable. We think it is st gervais in belgium. The pots show traces of time, lack of enamel. The interior is in perfect condition. Useable for cooking. Size from the largest to the smallest: Height: 19 cm - 7.48 " Diameter: 13 cm - 5.11" Weight: 565g. Height: 17 cm - 6.69 " Diameter: 12 cm - 4.72 " Weight: 461g. Height: 16 cm - 6.29 " Diameter: 11 cm - 4.33 " Weight: 390g. Height: 14 cm - 5.51 " Diameter: 10 cm - 3.93 " Weight: 314g. Height: 13 cm - 5.11 " Diameter: 9 cm - 3.54 " Weight: 262g. Height: 12 cm - 4.72 " Diameter: 8 cm - 3.14 " Weight: 200g. Total weight: 2.2 kg.