The 18k Gold PVD Envelope Necklace with an optional message on the back is a truly special and personalized piece of jewelry. Crafted from high-quality materials, this necklace features a stunning envelope pendant, meticulously coated in luxurious 18k gold using the PVD method. The envelope pendant is exquisitely designed, with intricate details such as the delicate flap and textured surface, giving it an authentic and charming look. What makes this necklace truly unique is the option to have a custom message engraved on the back of the envelop