Set of 4 Brutalism metal vases 80s, Brutalist vases, Mid Century Modern

Set of four Brutalism DDR metal vases 80s, Brutalist vases, Mid Century Modern

Material: probably cast iron, copper
Weight: 2.5kg
Dimensions (approx.): 20 cm long, 6 cm diameter
Manufacture: probably GDR (German Democratic Republic)
Origin: early 60s
Condition: Very good, small signs of wear