This bottle has K3 embossed on the bottom. Super nice quality bottle. Antique EMPTY poison bottle. Color is amber brown translucent with great 3-D look. Bottle is in excellent condition. Comes with the original dauber which also acts as a bottle stopper. Some light wear to the rubber stopper. Size of the bottle with dauber in place is  3.5" tall and 1" wide.

This is an antique poison glass bottle with a brown amber color, manufactured before 1930. It features a dauber, skull and crossbones design, and is labeled as containing TINCT Iodine K3. This bottle would have been used in apothecary or pharmaceutical settings, or possibly in science and medicine practices from the pre-1930 era.