Sterling Silver Turquoise Wide Marquise Celtic Necklace. P1393. This elegant necklace features hand carved Turquoise. The highly polished Turquoise marquise gemstone is framed within a unique sterling silver Celtic design with the pendant being presented on a 18" sterling silver chain. 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 stylish pieces of jewellery. You can find other matching Turquoise jewellery and other Turquoise necklaces on our website. Dimensions: Pendant 28 x 20mm, Turquoise 6 x 12mmm.