Ø: 6,70 x 1,00mm; Inside Ø: 6,00mm; Sterling Silver (AG-925)
A=10,50 mm; B=6,50 mm; C=2,00 mm; D=3,00 mm, sterling silver (AG-925)
A=11,00 mm; B=8,00 mm; C=2,00 mm; D=3,00 mm, sterling silver (AG-925)