Threehalf-groat, 1620, Vilnius mint
Sigismund IV Vasa (1588 - 1632)
Obverse: Crowned square-topped shield. "Wadwicz" arms below square-topped shield. Inner circle.
Lettering: · : SIG · III · D : G · / 
/ RE : P · M · D · L : ·
Reverse: Orb.
Lettering: 
· MON : NOVA / 3 / 24 / M · D : LIT : · / 20
Identification
Nechitaylo, V. V., Zamikhovsky, E. I. (2016). Каталог монет XVII ст. 1/24 талера карбованих у Речі Посполитій і на пов'язаних із нею територіях. Kiev: Майстер-принт
number: 623
Rarity: R₈ (1 from 100 coins)
Ivanauskas, E. (2013). Coins and Bars of Lithuania 1236-2012 (Vol. 2). Kaunas: Author
number: 4SV29-8
Rarity: RRRR (Not more than 10 pieces)
Main data
Denomination: Threehalf-groat
Value: 1.5
Currency: Groat
Year: 1620
Type: Regular
Minting
Mint: Vilnius
Minting type: hammered
Parameters
Material: Silver
Diameter (mm): 20
Shape: Round
