Agate & gold seal set with a Moorish Prince. French, late 17th & 18th centu

An agate bust of a Moorish Prince set as a seal with rubies & diamonds set in silver & gold.

The base with a bloodstone intaglio possibly depicting Julius Caesar.

The agate bust probably dates from the late 17th century, later mounted in France in the first half of the 18th century.

Measures 3.8cm high (excluding loose ring).