13th-14th century AD. A copper-alloy discoid seal matrix with integral raised rib and loop for suspension on the reverse; intaglio matrix design composed of a central ship with mast, ropes and crow's nest(?) enclosed by a circular border and a legend in reverse, incorporating a Christian cross, reading 'S' RICHART VINCHENT' for 'the seal of Richard Vincent'. 10.8 grams, 24mm (1"). Property of an Essex collector; found Oxfordshire, 1990s. [No Reserve]