It was listed by William Morris Antiques. Sold pieces stay on Sellingantiques as a record of what has passed through, and the next one is rarely far away.
William Morris Antiques has dated this piece to the 1850s.
by J. Peyre

We believe that these small plaques were issues by sevres to commemorate the royal marriage in 1853.
A identical plaque of the Empress Eugenie is held in the collection of the Victoria and Albert Museum in London. A complete pair of medallions are held by the Met Museum in New York.

Each is mounted in round black frames with gilt brass surrounds. Each is stamped under the bust 'J. PEYRE F NIEUWERKEPKE DIR' and
marked on the reverse with a green Sevres factory mark and incised letters
William Morris Antiques has dated this piece to the 1850s.
Jess william morris established himself in the antiques business in 1999 after being awarded an rics accredited fine art valuation degree
You can view the stock and full dealer information on the William Morris Antiques Profile Page