Russian Coin Sizes

            Coin Type                               Coin           Ring Type     Direct Fit
                                                          Diameter       Holder           Holder
1 Kopek                                             15.5mm          15mm                n/a
5 Kopeks                                           18.5mm          18mm                n/a
10 Kopeks                                         17.5mm          17mm                n/a
50 Kopeks                                         19.5mm          19mm                n/a
1 Ruble                                              20.5mm          20mm                n/a
2 Rubles                                              23mm           23mm                n/a
5 Rubles                                              25mm           25mm                n/a
10 Rubles                                            22mm           22mm                A22
1 oz. Palladium Russian Ballerina     37mm           37mm                n/a

                              Gold Coins

            Coin Type                         Coin         Ring Type    Direct Fit
                                                   Diameter      Holder         Holder
5 Rubbles Gold (Nicholas II)      18.5mm        18mm              n/a
10 Rubles Gold (Nicholas II)        22mm         22mm              A22