When was "Palatina-style oval frame" created?

This artwork was created late 18th century.

What medium is "Palatina-style oval frame"?

Palatina-style oval frame is Walnut.

Yes, Palatina-style oval frame is in the public domain and available for free download under CC0 license.

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Unknown Artist

late 18th century

Medium

Walnut

Dimensions

Overall: 15 15/16 × 9 3/16 in. (40.5 × 23.4 cm) Sight: 5 11/16 × 3 1/4 in. (14.4 × 8.2 cm) Rabbet: 7 3/4 × 5 1/8 in. (19.7 × 13 cm)

Classification

Frames

Culture

Italian, Tuscany, perhaps Florence

Department

Robert Lehman Collection

Museum

Metropolitan Museum of Art, New York, NY

Credit

Robert Lehman Collection, 1975

Accession Number

1975.1.2157