These are very rare Akoya pearl keshi. The length is approximately 40cm. While there may be some color unevenness, the luster and quality of the nacre are beautiful. Regarding the size, we do not measure every single pearl precisely, so some may differ slightly from the listed size. Also, please note that the color may appear different depending on your display. Please consider this item with the understanding that it is a "slightly imperfect" product. Handmade Pearl Akoya Pearl Necklace Akoya Pearl Pearl