Blue Smoke Jewelry Nashville - Exclusive › 14k 2mm Opal Studs Image 1 of 1 14k 2mm Opal Studs $475.00 14k with Australian opal.These are made to order. Allow 3-4 weeks for shipping Add To Cart Added! 14k with Australian opal.These are made to order. Allow 3-4 weeks for shipping You Might Also Like 14K Puffy Small Heart Charm Earrings $130.00 Sold Out Emerald Faceted Heart Charm Earrings $65.00 Emerald Studs $330.00 Sold Out Freshwater Pearl + Natural White Sapphire Earrings $120.00 Sold Out Color-Changing Garnet Stud Earrings – Sterling Silver $225.00