Yüzük Numarası
 Çap(mm) Çevre(mm)
16
18,0mm 56mm
17
18,3mm 57mm
18
18,6mm 58mm
19
19,0mm 59mm
20
19,3mm 60mm
21 19,5mm 61mm
22 19,8mm 62mm
23 20,0mm 63mm
24 20,4mm 64mm
25 20,7mm 65mm
26 21,0mm 66mm
27 21,4mm 67mm
28 21,7mm 68mm
29 22,0mm 69mm
30 22,3mm 70mm
31 22,7mm 71mm
32 23,0mm 72mm