Six-groats, 1562, Vilnius mint
Sigismund II August (1544 - 1572)
Obverse: First bust, date at bust.
Lettering: 
 SIGIS AVGVSTVS REX POLO MAG DVX LIT / 1562
Reverse: Roman "VI" and Columns arms below First Knight.
Lettering: 
 GROSSVS SEXDVP / 
 / MAG DVCAT LITVA / VI
Identification
                                        
                                                Ivanauskas, E., Cesnulis, E. (2016). Lithuanian coins of Sigismund August 1545-1571. Kaunas: Author
                                            
                                            
                                                number: 12SA3-1
                                            
                                                                                            
                                                    Rarity: RRR  (Not more than 20 pieces)                                                
                                                                                    
                                        
                                                Ivanauskas, E. (2013). Coins and Bars of Lithuania 1236-2012 (Vol. 1). Kaunas: Author
                                            
                                            
                                                number: 12SA3-1
                                            
                                                                                            
                                                    Rarity: RRRR  (Not more than 10 pieces)                                                
                                                                                    Main data
Denomination: Six-groats
Value: 6
Currency: Groat
Year: 1562
Type: Regular
Minting
Mint: Vilnius
Minting type: hammered
Parameters
Material: Silver
Fineness: 6 L
Diameter (mm): 32
Shape: Round