Three-groats, 1563, Vilnius mint
Sigismund II August (1544 - 1572)
Obverse: Fourth crown on "SA", date at monogram.
Lettering: 
SIGIS AVG D G / 
/ REX PO M D L / 15 SA 63
Reverse: Roman III in the shield of arms with second Knight.
Lettering: GROSS AR TRIP MAG DVCA LI / III
Identification
Ivanauskas, E., Cesnulis, E. (2016). Lithuanian coins of Sigismund August 1545-1571. Kaunas: Author
number: 9SA104-9
Rarity: RR (Not more than 50 pieces)
Main data
Denomination: Three-groats
Value: 3
Currency: Groat
Year: 1563
Type: Regular
Minting
Mint: Vilnius
Minting type: hammered
Parameters
Material: Silver
Fineness: 14 L
Diameter (mm): 23
Shape: Round
