6,50 x 7,40mm; Stärke: 2,000mm; Tiefe: 1,40mm; Sterling hopea (AG-925)
A=18,50 mm; B=10,00 mm; C=1,80 mm; Sterling hopea (AG-925)
16,60 x 12,90mm; Innendurchmesser:12,00mm; Sterling hopea AG-925
A=9,50 mm; B=2,60 mm; C=4,20 mm; D=2,50 mm, sterling hopea (AG-925)