England, Elizabeth I, 1558-1603, AR Sixpence, 26mm, 2.85 g, dated 1579. Fifth issue. Tower (London) mint. Mintmark Greek cross.

Greek cross, ELIZABETH DG ANG FR ET HIB REGINA, crowned bust
left, rose behind. 
POSVI DEV ADIVTOREM MEV, coat of arms on long cross fourchee, date 1579 above. 

North 1997; Seaby 2572.

With permission of cngcoins.com, auction 95, Lot 714, July 2021.