a first “in-house” tourbillon for Only Watch 2023
2023-09-19 00:02:20 On the back side, a transparent and anti-reflective sapphire crystal allows you to discover the oscillating weight. This is also a unique component, made exclusively for the Tiefenmesser Tourbillon Only Watch. It is made of tungsten then finished with a surface treatment which ensures its homogeneity with the bronze case. It is then … Read more