William III and Mary II, Double Coronation, 1689, in silver, by J. Roettier, conjoined and draped busts right, rev. Jove hurls thunder at Phaethon who falls from his chariot, 16.63g, 35mm (Eimer 312; MI i 662/25), a few surface marks, otherwise toned, nearly extremely fine.
Estimate: £200 - £250