Prime Number Leather Necklace. The first 739 prime numbers in an area of less than 1/2 of an inch. Pretty cool.
The primes are masterfully printed at .9 point. That's 9/10 of a point in size. Super tiny. Super crisp.
Whether you're a math expert or just a fan, this is a great necklace choice, the Prime Number Leather Necklace offers a fun, interactive and educational experience. Once you start exploring the content with a magnifier, it's hard to stop.
Unless you have a strong magnifying glass or loupe with at least 20x power, we highly suggest you add one to your order. Please note that depending on availability, we may provide a different magnifier than shown in the photos but it will have the same specs as what you've chosen, or better. Click Here
for magnifier guidelines.
Black print on white background. Various leather colors are available.
The prime numbers are printed on high-quality materials using light-fast ink that does not fade.
-2mm Leather Cord w/silver-plated pewter inset pendant and stainless steel end caps
-739 prime numbers
-Pendant Dimensions: Outer (w/o loop): 18mm x 18mm, Inner: 15mm x 15mm. Built-in bail loop easily fits up to 3mm cord.
Lead: This entire product is lead-free.
Nickel: The stainless steel end caps are nickel-free. The silver-plated pendant does contain nickel though customers have never reported any problems. If you have any questions about nickel content in jewelry, please contact us. It's also possible to coat the back of the pendant with clear nail polish if you have a nickel allergy.
Makes a great math gift!