subdermal LED jewelry, (internal LED glow:1. 7) beneath the skin, (diffused light under skin:1. 6), (embedded LEDs:1. 7) forming a seamless illuminated necklace pattern, soft, warm light radiating naturally through the skin, (light integrated into skin:1. 6), (sapphire- like glow beneath skin:1. 5), soft golden light flowing along the collarbone, (natural skin tone:1. 5), (highly realistic skin texture:1. 8), delicate subdermal light pattern, (light contours following the body's natural curves:1. 6), smooth, radiant light transitions, (futuristic elegance:1. 6), advanced subdermal technology, high- definition, glowing light contours beneath the skin, seamless and refined design, minimal external appearance, (light naturally diffusing through skin:1. 7), high- resolution, ultra- realistic textures blending light and skin, (worn jewelry:- 1. 8), (external necklace:- 1. 8), (visible jewelry:- 1. 8), (overexposed lighting:- 1. 4), (low quality:- 1. 5), (unnatural glow:- 1. 6), (clunky design:- 1. 5), (rigid appearance:- 1. 5), tech- enhanced beauty, bold yet natural light enhancements