4-Prong Round Cut Blue Sapphire Stud Earrings. With a total of 0.50ct natural gemstones graded as blue sapphires. Handcrafted in your choice of 14k Gold, 18k Gold or Platinum 950 setting. We also offer a 1-Year Layaway program. You can reach us at 1-888-967-5353 to speak to one of our jewelry specialist.