This is an antique horse brass or pub brass depicting a crossed keys representing either St. Peter's keys or the city of York in a round frame was made by the famous Peerless of Birmingham Foundry. 

The horse brass is very well made and was made in 1900-1910s. The horse brass measures 3.5 inches high by 2.5 inches wide.

Very decorative around a fireplace, in a stable, tack room or anywhere needing a bit of English whimsy.

Horse brasses were developed in the 17th century to decorate and identify draft horses. Horse brasses are a popular collectible today.

In England they decorate the beams in pubs and hang by the fireplaces of homes, and are also used in the UK and the USA to decorate Christmas tress as fun ornaments.