Description
Golden Ratio Lapel Pin
The golden ratio is a special number approximately equal to 1.618 that appears many times in mathematics, geometry, art, architecture and other areas. Now you can make this special number appear wherever you’d like by wearing our golden ratio pin. Hand cast in solid, lead-free pewter, our math pins have a US made, military style clasp back to keep your pin secure on a coat, hat, or lanyard. Our geometry pins arrive packaged on our signature presentation card, making them ready for gift-giving!
- 1/2 x 13/16″, 12mm x 20mm
- Hand cast from solid, lead-free pewter
- Made in the US
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