BUY 32.768KHZ https://www.utsource.net/itm/p/11211875.html

The SEIKO 32.768KHZ is a quartz crystal oscillator. It is used in applications that require precise timing, such as real-time clocks, frequency dividers, and frequency synthesizers. It features a frequency stability of ±20ppm, a frequency tolerance of ±20ppm, and a temperature stability of ±20ppm. It also has a low power consumption of 10mW. The oscillator is available in a variety of packages, including DIP, SMD, and ceramic. (For reference only)