Watch List notes:

William and Mary, sixty shillings (d. 1692), conjoined busts left, 60 below, GVLIELMVS ET MARIA DEI GRA, rev. crowned arms, MAG BR FR ET HIB REX ET REGINA 1692, edge PROTEGIT ET ORNAT ANNO REGNI TERTIO, wt. 27.54gms (c.f S.5642) no lozenge shield, almost very fine, very rare
*ex Seaby 1978, ticket in the hand of Robert Sharman
ex Baldwin's fixed price 2015, item SCO052, purchased for £1,007
Richardson p. 316 no. 3: no lozenges in Dutch shield, larger and differently ornamented harp
This coin is with 1691 obverse die, see SCBI vol. 70, pp. 75 – 76

Estimate: 800 - 1000 GBP