14K Gold Plated Real Pearl Stud Earrings (Design) It does not tarnish or rust. It is antiallergic. It is suitable for daily use. The pearl sizes used in the product are 3-4 mm. It is of A quality. All earring length is 2.5cm. Information: The pearls used in the product have different sizes and structures because they are real freshwater pearls. Freshwater pearls are grown by oysters and other shellfish in a shorter time than ocean pearls. This period is important for the smooth structure on the pearl. This period is directly related to the quality of the pearl. Pearl formation times and therefore their quality are categorized by Ladies & Gentlemen with symbols such as A++- A+- A- B and C. The highest quality pearl is A++ and its formation period is over 10 years. The lowest quality pearl is C quality and is grown between 3-6 months. The pearls used in this product are of A quality and have been grown over a period of 1-2 years. Note: Since this product is not mass produced and is unique, it will be designed under the guarantee of Ladies&Gentlemen and will be produced in limited numbers. Ladies&Gentlemen designs and develops its products according to user demands and satisfaction.