This necklace was made by the french goldsmith Bonnemaille (that recieved the title of "Master Jeweller"). It is composed of a Lunar Meteorite (officialy referenced) set in a white gold, moon shaped, matrix. This jewellery piece is signed and numbered on the back : LANATH 1/1 NWA 10649 is a lunar meteorite found in 2015. It have been investigated and classified by Anthony Irving at UWS (University of Washington at Seattle), and is officialy referenced, described, in the database of the Meteoritical Society : https://www.lpi.usra.edu/meteor/metbull.php?code=63215 This is a feldpathic breccia, come from the part of the Moon named "Highlands", the lunar older crust with an age of over 4 billion years, up to 4.4 billion years. The specimen is sent with a certificat, and hand signed print of the Meteoritical Society referencement page. Lunar meteorite weights 1.63g, white "Gold Moon" is 2.5cm.