- Rosebelle Vintage Princess-Cut Tourmaline and Diamond Ring in 10K White Gold$450.00Total diamond weight .05ctGabrienne Art Deco Cushion Tourmaline and Diamond Halo Ring in 14K White Gold For Women$2,200.00Total diamond weight .34ctEmy Oval Tourmaline and Diamond Three-Stone Ring in 14k Rose Gold for Ladies$350.00Total diamond weight .03ct