Pi Lapel Pin- Great Accessory and Gift for Math Enthusiasts

Pi is irrational, and infinite. Pi is ancient, with early approximations dating back to around 1900 BC, and has applications in many fields like physics, engineering, and construction. This pi pin comes in a beautiful 22K gold finish. Wear it to celebrate pi day or to bring recognition to your digit reciting achievements.  Receive your pin either on our signature card or a custom pin card that relays your own unique message, either way your pi pins arrive ready for gift giving. Our hand cast process, using lead free pewter, allows us to deliver a pin with exquisite detail.

• 1/2" X 1/2", 13mm x 13mm
• 22 Karat Gold Finish
  
• Hand cast fine lead- free pewter
• Secure Metal Back
• Made in the USA, in our Coventry RI studio
• Made with 100% renewable energy and recycled materials