This pendant has a 2mm bail and is about 12 x9 mm, marked 10k on the bail. It has 16 Round Diamonds (0.25 total carat weight). Diamonds are H-I Color and have I2-I3 Clarity. The pendant weighs 1.5g including the 16 inch chain. Estimated retail replacement value $360. Please note Diamonds are Real, not man-made or Lab Created, setting is solid Gold, not filled, plated or bonded. Item is Brand New.