Prompt: A necklace in yellow gold rests on a black velvet cloth. The pendant of the necklace is in the shape of a pentagram, a double-layered structure that can be rotated; the outermost pentagram of the pendant is set with a large diamond in the center, surrounded by smaller diamonds set in the main stone; the inner pentagram of the pendant is made of yellow gold. Style: Simple Format: Picture, 4k