subdermal LED collar necklace, (internal LED glow:1.8), (embedded LEDs:1.7) forming uniform, evenly spaced glowing circles beneath the skin, (radiant light points:1.6) following the natural curve of the neck, mimicking the elegant pattern of a classic collar necklace, soft light diffusing smoothly through the skin, (glowing circular accents:1.6), high-definition, (ultra-realistic skin texture:1.8), glowing circles forming a timeless collar-like design, perfect for both formal and casual wear, (worn necklace:-1.8), (visible pearls:-1.8), (clunky design:-1.5), seamlessly integrated light beneath the skin, radiant yet minimalist elegance, smooth light transitions