Blue Aquamarine Triangle Necklace - Choose Your Aquamarine - March Birthstone Necklace - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Choose your favourite pendant from options A - E as shown in images. Stone: Natural AAA Grade Blue Aquamarine Pendant, Triangle Cut A - Pendant in main image - 8.50x11x7mm - 3.09ct B - 9.50x11x5mm - 2.985ct C - 9.25x13.50x6mm - 3.92ct D - 9x11.50x5mm - 2.785ct - 3D pyramid shape (centre of stone is domed) E - 11x13.50x6.75mm - 5.90ct Pendant Setting: 925 Sterling Silver, with the option to have it 14kt yellow gold or 14kt rose gold plated. Chain Setting: 925 Sterling Silver. If the pendant is yellow gold plated, then we will use a 14kt gold filled chain. If the pendant is rose gold plated, then we will use a 14kt rose gold filled chain. Length: 16" or 18" secured with a lobster clasp. Please make a note of your preferred chain length in the Notes to Seller section at check out. Default chain length is 16".