This is the latest model of the Oura Ring, the "Oura Ring 4." It's the 4th generation model with even more improved accuracy in sleep tracking and condition management. [Product Information] Model: Oura Ring 4 (4th Generation) Color: Silver Size: US 8 (Size 8) Retail Price: 52,800 yen (tax included) [Condition] Brand new, unused, and unopened. [Benefits] This is an authentic product purchased from the official online store. When purchasing directly from the official website, you will be charged import consumption tax (approximately 3,000 yen) and a tax payment handling fee (1,980 yen) in addition to the product price. However, with this listing, those additional costs are, of course, not included. You can get it at a great price and it will arrive at your doorstep quickly! [Shipping] Shipped carefully via Takkyubin Compact. #OuraRing #オーラリング #OuraRing4 #オーラリング4 #第4世代 #スマートリング #ウェアラブル #睡眠トラッキング #サイズ8