Vintage JJ Pewter Math Teacher Blackboard Brooch - Dangle Charms

A perfect gift for math lovers or teachers! This vintage signed JJ (Jonette Jewelry) brooch features a classic classroom chalkboard filled with geometric formulas (a^2 + b^2 = c^2, Area of a circle, etc.). The brooch features 5 adorable dangling charms: a calculator, a ruler, a math book, a pencil, and the classic teacher's apple. Brand: JJ (Signed on back) Material: Pewter (matte silver finish) Theme: Mathematics / Back to School / Teacher Appreciation Condition: Excellent vintage condition. The "chalkboard" has a textured, hand-drawn look that adds to its vintage charm. All charms are securely attached. Measurements: See photos with Canadian loonie for scale. A nostalgic and witty piece for any jewelry collector!