Bold: A minimal tooth icon with visible stain spots and enamel discoloration areas, clean geometric tooth silhouette, front-facing view, centered composition, uniform medium stroke width, slightly rounded edges, balanced spacing, subtly irregular stain shapes integrated naturally on the tooth surface. Modern cosmetic dentistry UI aesthetics, single-tone grayscale, highly legible at small sizes. Transparent background. Professional dental iconography system with refined clinical appearance. No text, shadows, gradients, textures, decay holes, 3D effects, decorative elements, excessive anatomy, or background elements.

The image shows a black and white drawing of a tooth on a white background. The tooth is outlined in black, giving it a bold and striking look.