[Material]: The conch pendant necklaces are made of Natural Ammonite Fossil Stone Gemstone,harmless to your skin.They are natural Stones.Different from each other,send by random.Since the pendant is made of natural rock, please allow little color difference.Black leather cord chain is suit for different style clothes as you like. [Size]: Pendant is approx 30mm(1.2inch) to 40mm(1.6inch),thickness is approx 8mm(0.3inch).Chain Length: 45cm(18inch) [Implication]: The Ammonite is a very powerful earth healing fossil. Its spiral shape symbolizes continual change and evolution. [Great Gift]: The conch necklace is the perfect gift for your family, friends, sisters,brothers,parents,wife,husband,girlfriends,boyfriends,grandmother, daughter,son or just as a surprise to remind that special someone how much you care. The pendant is suitable for different occasions, such as parties, festivals, graduation, holidays, banquet, anniversaries, daily life use and more occasions,and is very popular with women and men. [Fast Delivery and 90-day Money Back]: If you have any questions about the purchase, please feel free to contact us,we will respond within 24 business hours.We can give you exchange or money back guarantee. It is our pleasure to give you a perfect shopping experience.