A=16,50 mm; plate diameter B=19,00 mm; C=1,20 mm, sterling silver (AG-925)
A=14,00 mm; B=12,00 mm;C=14,00 mm, sterling silver (AG-925)
A=18,50 mm; B=8,50 mm; C=5,50 mm; D=6,30 mm; E=6,30 mm, sterling silver (AG-925)