19th Century Japanese Esoteric Buddhist Ritual Tool - Vajra Dorje (Kokūsho). Ancient West Asian Bead Necklace (80cm length)

Acquired from an overseas collector. The collector described it as an Edo period (1603-1867 AD, early 17th-19th century) This corresponds to the late Ming Dynasty through the mid-Qing Dynasty in China. Vajra Dorje from the Edo period. Typically aged between 150-420 years old. Having handled artifacts for many years... I tend to conservatively estimate the age a bit lower. Positioned as 19th century. A religious artifact with a century of history, a more appropriate classification. The total length of the Dorje is 11.6 cm. Brass alloy. Hand-carved and finished. A special Vajrayana ritual tool with a history of actual practice. Japanese Esoteric Buddhist ritual tool. The mid-section of the Dorje commonly features 4 incised eye-like rings. These 4 rings represent the 4 eyes of Dainichi Nyorai (Mahavairocana), subduing all demonic obstacles... Strung on a stainless steel chain Paired with a single 15-eyed ancient West Asian honeycomb totem bead. The necklace chain is 80 cm long. The Vajra Dorje can be detached at any time for holding or ritual practice. The ancient West Asian bead can also be worn separately. 10000-114.07.01