This vintage mechanical clock timer was used in a Soviet Chess Tournament in the 1980s. It has a classic design with a white plastic construction and is perfect for any chess enthusiast. The clock timer is made by Jantar Yantar, a renowned brand in the world of chess, and is an excellent addition to any vintage chess collection. The timer has not been modified and is in its original condition. It is suitable for ages 12 and up and can be enjoyed by players of all levels.