17th century
Extremely rare Shiva Lingam with a thick wall. This is a collector-quality rare singing bowl!
Frequencies: 330-336Hz (E4 Concert Pitch). Monaural beats range Theta.
First overtone: 970-976Hz (B3 - 17Hz)
Other frequencies: 1844Hz.
Includes complementary singing bowl cushion, striking mallet S2, and rubbing mallet R2.