The flat bronze matrix, engraved with central sitting image of Our Lady in majesty holding Son with circumscription reading:

SANCTI : MARTINI + S : CONVENTUS ; MONTIS

Assumed dating to the 16th century, this item is purported to be from the Basilica dei Santi Silvestro e Martino ai Monti, in Italy.

Height: 3mm

Width of matrix: 56mm

Weight: 76g