Unidentified Stamp

Unidentified Stamp
Arms:
Quarterly 1 & 4. A chevron gules between three escallops 2. Ermine a lion rampant between [2?] fleurs-de-lis and a mullet 3. A lion couchant gardant in chief two swords in saltire on an escutcheon of pretence Quarterly 1 & 4 Ermine a millrind 2 & 3 Barry of five in chief three [?] heads erased
Crest: An escallop; A cock
Motto: Ce que veult peult
Helmet: Peer
Dimensions (height x width): 58mm x 47mm
Escutcheon of Pretence: Quarterly 1 & 4 Ermine a millrind 2 & 3 Two bars in chief three [?] heads erased
Quarterings: 1 & 4. A chevron gules between three escallops 2. Ermine a lion rampant between a fleur-de-lis and a mullet in chief. 3. A lion couchant gardant in chief two swords in saltire
Heraldic Charges: bars (2)chevron betweencockescallopescallops (3)lion couchantlion rampantmillrindmulletswords (2)
Notes:
There is no trace of this stamp in the various reference sources. It remains a mystery.

Sources