Vintage pottery lamp base from the 60s

Artisanal table lamp base in enameled pottery, France, vintage from the 60s. The color is difficult to define: it is a mixture of beige, brown and green colors. The lamp is particularly heavy and stable. It has European 220v electrification with a switch and it works with a bayonet bulb. There is no inscription or signature. The ceramic part is in good condition, without chips or cracks. The lamp is in working order. Height with socket: 18 cm. Height of the ceramic part: 14 cm. Diameter: 15 cm. Weight: 1,240g.