FlyerFit® rings are hand crafted, using the finest raw materials ava'ilable. All FlyerFit® rings use Hearts and Arrows™ Ideal Cut Diamonds, only precious metals and are all made by hand. A certified product warranty card accompanies every FlyerFit® piece, ensuring the authenticity of the product and providing a lifetime guarantee against manufacturer's defects. The matching wedding band is pictured on every card.