Thank you for viewing. It was about 30,000 yen + tax when purchased 2 years ago. It's a necklace often worn by baseball players. It is a new, unused item and has been stored in the warehouse in the same condition as when purchased, in its original box, so the condition is good as shown in the photos. Please feel free to contact me if you have any questions. Thank you. Below is the product overview: Product Name: 846 YAJIRO 4series Necklace Blue Accessories (box, pouch, booklet, etc.): Product Description: What is 【DEEP BALANCER】? 846YAJIRO Deep Balancer is a product that emits electromagnetic waves that are effective for the human body, processed and formed by carefully selecting and blending special raw materials found only in limited regions, and using extremely high temperatures and unique development technology. As a result, the ultra-advanced gear part [YAJIRO Crystal] emits electromagnetic waves effective for the human body, such as growth rays and far-infrared rays, stimulating and activating cells, and approaching the water in the body, which accounts for about 70% to 80% of the body, and is a recovery gear developed with the theme of rapid fatigue recovery. *The effects and reactions on the body vary from person to person. It is not a medical device or medicine. What is 【Deep Balancer 4 Series】? This series is a series that can be widely used from athletes to lifestyles by balancing 846YAJIRO crystals. It greatly affects your daily physical condition and is intended to improve performance and recover from fatigue for athletes and those with hard lifestyles. 846 YAJIRO 4 SERIES health accessory, with quality certificate. That's all. Thank you for viewing.