William III Proof AR Farthing, 1698. Second issue with the date following the reverse legend.

GVLIELMVS TERTIVS, laureate, cuirassed bust right.
BRITANNIA 1698, Britannia sitting left, holding branch and sceptre, date 

Seaby type 3558 but silver; Peck 680. 

Courtesy Ira & Larry Goldberg Auctioneers, Beverly Hills, CA. www.goldbergcoins.com
Sale 31: The Pre-Long Beach Auction May 30 - June 1, 2005, Lot 2265

SE3558