Pi to 35 Decimals Necklace - BrassWear the most beautiful of the mathematical constants This pendant consists of two engraved and shaped brass disks. The top disk displays the pi symbol, while the bottom disk has pi to 35 decimal places. The larger disk is ~ 1" in diameter. The pendant hangs from your choice of a leather cord with black ceramic beads, a cotton cord, or a gunmetal chain. Like all constants should, this pendant ages well: in time it will develop a lovely antique patina.

After hundreds of years of astronomical research

or black leather cord

The little circle on the right side shows where humans reside in the diagram

Most tie bars don't compile

This steel disc pendant is engraved with the Latin phrase “AD ASTRA PER ASPERA”

) The pendant is hung from your choice of a 24" steel ball chain or 18" sterling silver chain

the ones that take your breath away

the bronze will develop a lovely patina

and preserving knowledge

the design is structurally correct

(Check out Ethan Kruse's Week of Kepler Transits

The metal in the pendant is a hand-finished pewter (nickel-free