727 HZ TUNING FORK STD
The frequency of 727 Hz was used widely by Dr. Royal Rife. He used this frequency in combination with other frequencies for many resonance therapies. He called the 727 Hz frequency the All Healing Frequency, and considered it the first of the 'Big Four' - the other three being 787 Hz, 800 Hz, and 880 Hz.
In Mathematics, the number 727 is the 35th Lucky Prime, which is derived by a complex sieving process.
All of our high quality tuning forks are Made in the USA. Each fork is triple tuned for accuracy of +/- .25% Hz. A protective velvet pouch is included.