K18YG necklace with a crescent moon and star (with diamonds) design, with a certificate of authenticity. 2009 Omotesando Hills store Christmas limited edition - Design: Crescent moon and star motif - Material: K18YG (18k yellow gold) - Certificate: AHKAH BLANC certificate included - Model number: AB-972 - Chain length: Adjustable Purchase date: 2010.3 Retail price: 31,500 yen This is a delicate and lovely motif necklace. Used only 1-2 times and in beautiful condition. A drawstring pouch is included. Please let me know if you would like the box. Thank you for looking.