Mid Victorian Pavé Turquoise & Diamond Dome Ring rivière necklace modelled in 9 karat gold

modelled in 9 karat gold complete with diamond-set bail

The three interlinked bands are crafted from platinum

possibly depicting Ampelos - personification of the grape vine and lover of Dionysus

Tourmaline became known as an American gem

Mid Victorian Pavé Turquoise & Diamond Dome Ring rivière necklace modelled in 9 karat goldDATE: Victorian, c. 1860 An impressive mid Victorian cluster ring pav set with a dome of Persian turquoise cabochons around a central diamond set star motif. With ornate, deeply chased split shoulders, it's crafted in 15 karat gold with silver settings. Made in England in the 1860s. STONES Persian Turquoise & Diamond MEASUREMENTS Head: 17. 7 x 14. 4mm Width of band: 2. 2mm Rise off finger: 7. 0mm WEIGHT 4. 3g MARKS No marks present, tests as 15k gold