350.00 Ctw Peridot String 3-Strand 20 Inch Necklace Clasp 2" Extender MEASUREMENT - 20 Inch of 100% Natural Peridot with 2 Inch Extender CARAT TOTAL WEIGHT - 300 CT WEIGHT - 72.00 grams TOTAL SATISFACTION GUARANTEE - When you order today, you're protected. The item comes with a No questions asked money back guarantee combined with world class customer service. Free Return and Refund and Lifetime Warranty and Free Second Day Delivery for Amazon Prime! Gemstones may have been treated to improve their appearance or durability and may require special care.