Dated: 1250-1450
Size: 3 x 3 cm; width of belt - more than 1,2 cm.
Sources: Archeological find from London.

Dated: 1350-1450
Size: 0,7 cm x 0,7 cm
Source: Based on a antique from National Museum in Copenhague.

Dated: 1400-1550
Size : A-0,8 cm; C-1,2 cm
Source: Archaeological finding from Gdansk, similar findings from Germany and England.
Material: brass

Size: A - 3,6 cm; B - 2,5 cm; D- 0,7 cm