IGI report number: 50J0995525 The item is a spectacular pendant featuring a Laboratory Grown Diamond. ​Key Features from the IGI Report ​The International Gemological Institute (IGI) Jewelry Report (Number: 50L0995525) provides the following details: ​Article: One 18k White Gold Pendant, weighing in total 1.74 { grams}. ​Center Stone Type: One (1) Marquise Brilliant - Laboratory Grown Diamond. ​Estimated Weight: 2.54 \text{ carats}. ​Color: Colorless (F). ​Clarity: VS1 (Very Slightly Included). ​Finish (Cut Quality): Very Good. ​Measurements: 14.60 \{ mm} \times 7.00 \{ mm} \times 4.20 \{ mm} (length x width x depth). ​The pendant is a classic and elegant design: ​Stone Shape: The diamond has a marquise cut, an elongated shape with pointed ends, which often maximizes the stone's carat weight and brilliance. ​Setting: It appears to be a four-prong setting (two prongs on each point) which securely holds the diamond while allowing maximum light to enter. ​Bail: The pendant has a simple, polished white gold bail at the top, designed to slide onto a necklace chain. ​Overall Look: It is a solitaire style pendant, meaning it features just one prominent stone, giving it a timeless and sophisticated appeal. ​In summary, it is a stunning 2.54 carat equivalent Marquise-cut Laboratory Grown Diamond pendant set in 18k white gold, with excellent color (Colorless F) and clarity (VS1)