[Specifications] Ammonite Pendant: About 1.5" in diameter and about 0.63" in thickness. Cord Chain: Adjustable 15-32 inches. [ adjustable] . The unique look can be paired with any outfit for any scene. Adjustable cord design, suitable for both men and women. [Exquisite Gift] High quality chakra necklace can calm the wearer and reduce negative emotions. Different crystals play different roles. It is a great gift choice for family, friends and loved ones on birthdays, anniversaries, Mother's Day, Father's Day, Valentine's Day, Christmas and more. [Services] If you have any questions or problems about the necklace you purchased, please contact us. We will reply you within 24 hours and provide you with a solution.