The Aision Watch Co Tourbillon is a 41 mm watch from the Hexagonal Pyramid Seamless Dial collection. Its stainless steel case is 11.8 mm thick and 47 mm from lug to lug, with 20 mm lugs. It is water resistant to 50 m. The crystal is sapphire.

The manufacturer’s list price is US$1,537. It comes in 13 versions, with blue, black, white, silver, green and red dials.