Silver Turquoise Oval Pierced Shoulder Ring. R146. This simple, feminine ring, part of our Heritage handmade jewellery collection features a striking oval shaped cabochon of Turquoise semi-precious gemstone. The stone is framed within an exquisite Sterling Silver setting with pierced shoulder detail and completed with a classic Sterling Silver band. All our Blue John jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen turn the raw Blue John stone into these stunning pieces of jewellery. You can find other matching Blue John jewellery and other Blue John rings online and instore. Silver Turquoise Oval Pierced Shoulder Ring, dimensions 6 x 4mm stone.