A=12,30 mm; B=17,40 mm; C=1,10 mm, sterling silver (AG-925)
A=9,50 mm; B=14,00 mm; C=7,50 mm; D=2,00 mm, sterling silver (AG-925)
A=19,00 mm; plate diameter B=16,50 mm, sterling silver (AG-925)
A=20,00 mm; B=6,00 mm: C=1,50 mm, sterling silver (AG-925)