Commonwealth (1649-1660), AV crown (5 shillings.) 19 mm, 2.18 g. Dated 1650, mintmark: sun. 

THE COMMONWEALTH OF ENGLAND, shield of St. George in wreath, mintmark sun above.
GOD WITH US, shields of St. George and Ireland, value mark V and date 1650 above. 

North 2719, Seaby 3212; Friedberg 171.
Very rare.

With permission of cngcoins.com, auction Triton XXI, Lot 1467, Jan 2018.
Ex Jonathan P. Rosen Collection.