Compatible with Orient movement 46941 and 46943,designed as a replacement balance wheel for mechanical watch movements. Suitable for restoring timekeeping function in compatible mechanical watches. The object has a thickness of 2.5 mm and a diameter of 9 mm. Made of quality metal material, durable and sturdy, having long service time. Easy and convenient for installation,portable and durable, lightweight and easy to carry,, Manufacturer: YINETTECH