Sum of Three Cubes Necklace
The Sum of Three Cubes necklace is one to appreciate. Dainty sterling silver box chain necklace with three free moving sterling silver cubes. A wonderful necklace for everyday wear and great for layering!
In the mathematics of sums of powers, it is an open problem to characterize the numbers that can be expressed as a sum of three cubes of integers, allowing both positive and negative cubes in the sum.
Necklace length: Adjustable, 16-18 inches in length.