Silver-plated euphonium made by YAMAHA, with case, and high sound quality. - Brand: YAMAHA - Model: YEP-621S - Material: Silver-plated - Accessories: With case - Type: Euphonium Purchased August 2022. The condition is quite good, but there is a small dent in one place. The current price is over 500,000 yen, so this used instrument in this condition is a great bargain.