All listed weights are approximate. Diamond carat weights expressed in fractions may vary within a limited range. For example, 1/4 carat means .23 through .27 carats, 1/3 carat means .30 through .36 carats and 1/2 carat means .45 through .55 carats. Carat weights expressed in decimal points are accurate within .005 carats. Jewelry may be enlarged to show detail. Photographic, typographical and print errors are subject to correction. Occasionally an item shown may be out of stock. In this case, we will refund your purchase promptly and contact you to let you know.