Apparel & Accessories > Jewelry > Rings Jewelry > Rings in stock Nak Armstrong Crown and Head Ring in Rose Gold/Sphene/Tanzanite/Andalusite/Peach Tourmaline, Size 4: Ready to ship in 2-3 weeks. Signature Required. An impressive update to Nak Armstrong’s crown ring , this one—also set in radiant rose gold—features a glimmering sphene sitting pretty in the center. Below the striking yellow gemstone, a row of jagged tanzanite, andalusite, and peach tourmaline baguettes adds significant shine to this regal-looking piece.1.75ct sphene, 1.07ct tanzanite, 0.28ct andalusite, 0.20ct peach tourmaline, 20k recycled rose gold Made in the USA.