号数(港码) 直径(mm) 周长(mm)
7--------------14.5--------------46?? 8--------------15.1--------------47.5 9--------------15.3--------------48
10-------------16.1--------------50.5? 11-------------16.6--------------52? 12-------------16.9--------------53
13-------------17.0--------------53.5? 14-------------17.7--------------55.5? 15-------------18.0--------------56.5
16-------------18.2--------------57?? 17-------------18.3--------------57.5? 18-------------18.5--------------58
19-------------18.8--------------59?? 20-------------19.4--------------61? 21-------------19.7--------------62
22-------------20.2--------------63.5? 23-------------20.4--------------64?? 24-------------21.0--------------66
钻石老头戒指