Common button type from 9-10th century but also there are examples from even 15-17th century.
15-17th centurywidespread material: bronze length: 15 mm width: 10 mm weight: 5 g
9-10th centuryKaros, Hungarymaterial: bronze length: 25 mm width: 12 mm weight: 10 g
9th-10th century bronze buttons with 11mm diameter.
Common bronze buttons from 9-10 th centuries with 9mm diameters. Similar examples can be found all over europe.
Bronze material 10mm width 22mm lenght.