Silver Turquoise Marcasite Flower Ring. R815. This feminine floral Sterling Silver, Turquoise and Marcasite ring features a circular central piece of Turquoise gemstone, the December birthstone. The striking stone is surrounded by intricate petals with tiny pieces of Marcasite at their hearts. All our Turquoise jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen turn the raw Turquoise stone into these stunning pieces of jewellery. You can find other matching Turquoise jewellery and other Turquoise rings online and instore. Silver Turquoise Marcasite Flower Ring