Bague Renaissance 17ème bracelet-art-deco Eagle's head hallmark and illegible

Eagle's head hallmark and illegible maker's mark

Literature: " Cartier

circa 1840/1850

Condition: fine scratches from use

Bague Renaissance 17ème bracelet-art-deco Eagle's head hallmark and illegibleRenaissance diamond ring in 22 karat gold (916 thousandths). Ring dating from the end of the 17th century, set with two table cut diamonds and a table cut rock crystal on a closed background. The bezel is decorated with black enamel forming dots (some missing pieces). The body of the ring, decorated with raised scales reminiscent of snake skin, retains traces of black enamel in places. Renaissance ring, circa 1670, probably French. Exemption from