This statement ring is centered with a round sphere in mammoth tusk that is set with opals, sapphires and gold, and spins in a gold constellation that is part of the gold band. A planet comes to mind. 

Riveted by nature and rooted in sculpture, Bibi Van Der Velden works with unusual, but sustainable materials and gems. Handmade in Amsterdam.

◦ 18k Gold 
◦ Mammoth Tusk, White Diamonds, Opals, Blue Sapphires
◦ Ring measures approzimately: 18mm x 14mm with the ball measuring 12mm, size 7 in stock

Please contact  for any questions.