âWhen single shines the triple sun, what was sundered and undone / Shall be whole, the two made one, by Gelfling hand or else by noneâ¦â Enter once again into the enchanting and mysterious world of The Dark Crystal, with this beautifully rendered necklace of Jen from Jim Henson and Frank Oz's cult fantasy film. Made of recycled sterling silver, the pendant is engraved with Gothic style urRu designs and hangs from an 18 inch chain.