From Etsy seller Sense of Time Studio comes this modernist ring. The designer’s description: Unusual black wood ring. Regatta. Kinetic decoration of modern design. Two selected pearls, black and white, move smoothly across a plate of natural mother-of-pearl in a high-grade silver case. The basis of the ring of black wood, durable and beautiful. 100% author’s design and completely handmade.”

This is selling for USD$220.