Thank you for viewing. This is a cordovan system planner released by Design my life. This is a model with initial engraving only. Arizona leather is used on the inside, and there is almost no discoloration, but there are some pen marks, so please refrain from purchasing if you are concerned. If you are interested, please take this opportunity. The following is quoted from the purchase site. Size: Height: 195mm Width: 155mm Thickness: 40mm Width when open: 325mm Ring diameter (inner diameter): 30mm Material: Outside: Cordovan Inside: Arizona leather Color: Light Brown Retail price: 99,000 yen