A gold diamond and turquoise horseshoe ring

A gold diamond and turquoise horseshoe ring, interlocking horseshoe motifs, one grain set with a graduated row of rose cut diamonds, the other with cabochon turquoise, later mounted as a ring, with foliate shoulders and a D section shank, head tested as approximately 18ct gold, shank as approximately 14ct gold, head 17.0 x 13.5mm, 4.94g.
Finger size M
Sold for £460

Condition report:
Head later mounted to ring shank. Possibly previously the finial of a stick pin.
Tarnish/surface marks/scratches to gold.
Dirt to diamonds.