For the minimalist, this silver ring by Kloto would be perfect.

They note, “Fluid Ring is elegant and contemporary in its simplicity and destined to become a classic. This silver ring can be worn alone or stacked with other rings. Fluid ring has a soft, yet dynamic form that curves gracefully around your finger. This curved ring is delicately handcrafted from high-quality sterling silver and has a unique design that suits every day and every occasion.”

This is priced at USD$310.