Ark Angel Alchemy Natural Rainbow Moonstone 37ct. 21" Y Necklace with Extender in Sterling Silver Box The gemstones span 63mm with a hanging length of 45mm at the center of the necklace. Weighing over 19 grams and over 95 ct.t.w. Necklace is 18" with an extender for a total length of 21". The large teardrop moonstones measure 14mm x 10mm. The round moonstones measure 9mm in diameter.* Handmade, Polished Finish, Excellent Quality, Meticulous Detail. Includes a Free, Silver Gift Box.