A gold and crystal romantic ring

A gold and crystal romantic ring, possibly French, late 17th century, the faceted crystal covers two winged putti, both clasping a heart with red enamel decoration and the putti in white, gold wire scrolling border on finely plaited hair ground, undulating decoration to the border and with blue enamel decoration to the carved border, lobed to the reverse and matching enamel decoration to the carved shoulders, size M