Cleanse your energy, ground your thoughts, and set unshakeable boundaries with the Black Obsidian Heart Crystal Necklace. Featuring a sleek, glassy black heart carved from natural volcanic glass, this piece serves as the ultimate energetic shield against negativity, psychic fog, and emotional burnout. Crafted with durable 18K gold-plated stainless steel, it is 100% waterproof and tarnish-free for uninterrupted daily wear. Every piece is fully customizable: select your preferred chain type, pick the crystal and stone size that aligns with your aura, and stack personal accents from our Charm Bar.