The spirals seen in nature, in flora and fauna, are also called whorls, and have always been a great inspiration in art. Also, fingerprints are whorls … Spirals were studied by Archimedes in connection with his attempts at squaring a circle.
You check with an X when a decision is taken, or to mark a great achievement. This is why this gold bead is a YES! bead. 18 k gold/two 0.08 ct w.vvs. brilliants in total.