Half-groat, 1566, Tykocin mint
Sigismund II August (1544 - 1572)
Obverse: Seventeenth Eagle.
Lettering: SIGIS AVG D G REX POLO M D L
Reverse: Twenty-third Knight. The small "Jastrzębiec" arms.
Lettering: MONETA MAGNI 
DVCAT LITV / 1566
Identification
Ivanauskas, E., Cesnulis, E. (2016). Lithuanian coins of Sigismund August 1545-1571. Kaunas: Author
number: 4SA171-47
Rarity: RRRR (Not more than 10 pieces)
Ivanauskas, E., Česnulis, E. (2014). Lithuanian half-groats of Sigismund August 1545-1566. Kaunas: Author
number: 4SA171-47
Rarity: RRR (Not more than 20 pieces)
Ivanauskas, E. (2013). Coins and Bars of Lithuania 1236-2012 (Vol. 1). Kaunas: Author
number: 4SA171-47
Rarity: RRR (Not more than 20 pieces)
Main data
Denomination: Half-groat
Value: 0.5
Currency: Groat
Year: 1566
Type: Regular
Minting
Mint: Tykocin
Minting type: hammered
Parameters
Material: Silver
Fineness: 343.75
Diameter (mm): 19
Shape: Round
