€ 180
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Möbius strip necklace | sterling silver
A single half twist turns a plain band into a surface with only one side, and that small surprise is the idea behind this Möbius strip necklace. Give it to the woman who sees mathematics everywhere, or keep it for yourself as a reminder that a loop can have no front and no back.
Who It's For
- a girlfriend or partner, as a surprise that shows you know what she loves
- a daughter studying mathematics, physics or engineering
- a friend turning 40 who likes ideas more than ornaments
- a maths teacher, or a PhD student on the day she defends
- yourself, for a piece with a story you can tell in one sentence
From reviews of the gold version, Constantin F.: “It makes abstract mathematical conception alive”. Christopher M.: “As a gift to someone special or a treat for yourself, it's a tasteful addition to any jewelry collection.”
The Mathematics of the Möbius Strip
Take a strip of paper, give one end a half twist and join the ends. The result has only one side and only one edge. Draw a line along the middle and it covers both apparent faces before it meets itself again. Mathematicians call such a surface non-orientable: there is no way to choose one side consistently across the whole strip. Scissors show how odd it is. Cut along the centre line and you get one loop twice as long, with two full twists, not two loops. Start the cut a third of the way in from the edge and you get two loops linked together, a thinner Möbius strip and a longer loop with two full twists.
Explore Related Math and Physics Jewelry
- Mobius strip necklace | gold vermeil
- trefoil knot necklace | silver
- golden ratio necklace | silver
- Feynman scattering necklace | silver
FAQ
How big is it, and how does it hang?
The pendant is 29 mm across (about 1.1 inches), a little wider than a 2-euro coin, so it shows clearly over a sweater or a high neckline. The chain runs through the loop itself. It comes on a 45 cm (17.7 inch) sterling silver chain with a 5 cm (2 inch) extender, and sits at the collarbone or a little below. It is 925 sterling silver, nickel-free and hypoallergenic. Silver darkens slowly with wear, and a soft cloth brings the shine back.
Is there a gold version, or a different chain length?
Yes. The same Möbius strip necklace comes in 18K gold vermeil, also 29 mm. Choose the finish she already wears: the design and size are the same in both. For another length, an extra sterling silver chain is offered on this page in 40, 42, 45 or 50 cm, each with the 5 cm extender, or 80 cm without one.
Is delivery free, and what if it isn't right?
Yes. DHL Express delivers free in 1-5 business days worldwide, and we pay the import duties and taxes, so nothing is due at the door. It arrives in a ready-to-gift jewelry box and festive envelope. If it isn't right, our 30-day “Love It or Return It” policy applies.
Who discovered the Möbius strip?
Two German mathematicians found it in the same year, without knowing of each other. Johann Benedict Listing came across it in July 1858, and August Möbius, director of the Leipzig observatory, in September, while working on the geometry of polyhedra for a prize of the Paris Academy. Listing published first, in 1861. Möbius described it in print in 1865, yet his name is the one that stuck. Listing has another claim to fame: he coined the word “topology”.
Math & Physics
Unlock the elegance of the abstract with our math and physics-inspired jewelry collection. These carefully crafted pieces mirror the profound equations and natural laws that shape our understanding of the universe. Experience the allure of fractals, the rhythmic beauty of pi, and the celestial wonder of astral formations—each piece serves as a wearable homage to the artistry inherent in scientific inquiry.
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