Pi Symbol Ring - 3.14 Math Sign Jewelry for Math Teachers & Lovers | Mathematical Jewelry Gift for Birthday, Graduation & STEM Enthusiasts | Perfect for Classroom, Office Wear & Nerdy Fashion Statements

Pi is mathematical constant that is equal to the ratio of a circle's circumference to its diamater. It's an irrational number, which means that while it starts with 3.14159265, its digits continue indefinitely. It's a great way to show someone She/He is a CONSTANT in your life! This ring features a infinity and a Pi charm - and makes a great graduation gift for a mathematician or scientist.

3.14 pi number symbol ring Can be used as Christmas gifts, New Year gifts, Halloween gifts, mathematicians graduation gifts, scientists gifts, PI gifts for men, women, fathers, professors, Math Teachers and classmates.

Size options: 7/8/9/10/11/12/13 suitable for all of your demands.TIPS: manual measuring permissible error.

Material: Stainless Steel, it is hypo allergenic, it doesn't rust, change colour or tarnish and it is lead free and nickel free.

The PI Ring will come packaged in a high quality velvet jewelry pouches ready to be given as the perfect gift. Ready for gift giving.