Blue john necklace tudor rose reversible silver p1945rthis simple and stunning necklace boasts an unmissable cabochon round piece of rare blue john stone that has been sourced directly from treak cliff cavern in castleton the stone is placed within an elegant sterling silver setting with enchanting tudor rose detailing on the back the pendant hangs gracefully from a delicate silver chain complete with a classic bolt ring clasprall our blue john jewellery is designed and crafted within our v