Aiyee Jewelry 9K Light Luxury Invisible Seamless Set Diamond Collarbone Necklace. This exquisitely crafted piece features a single, brilliantly cut diamond secured with an advanced invisible setting, creating a seamless and sophisticated illusion of floating light. Made from premium 9K gold, it offers a perfect blend of durability and luxury. The minimalist design radiates understated elegance and, making it an ideal gift for her. Its delicate chain and singular sparkle beautifully accentuate the collarbone, offering a timeless and versatile accessory for both everyday wear and special occasions.