Finds tray – Medieval seal matrix

This is a medieval seal matrix found by a metal-detectorist in the parish of Lockerley, Hampshire. It is made of cast copper-alloy and most likely dates to between 1470 and 1520. Measuring a diminutive 6cm by 4cm, it is a pointed oval (or vesica) shape carved with the image of the Trinity sitting on a throne, holding a sheet as background to the crucified Christ with the dove of the Holy Spirit above his left shoulder. Beneath the Trinity, separated from it by a stone arch, is the figure of a praying cleric, probably that of a prior or abbot. Inscribed around the border of the seal are the Latin words sigillu[m] officii prioris p[ri]oretas sce trinitat[is] de Motesfont, which means �