An opaque ornamental stone with striations of deep and light green- Used by the ancient Egyptians in jewellery, today it is sometimes found on watch dials. Malachite has a hardness of 4 and a specific gravity of 3.80.
Which are the features of a Fine Watch?
Learn about the criterias of Fine Watchmaking.
17 May 2013
While Patek Philippe again claimed the most valuable lot at the spring auction session in Geneva, Rolex confirmed its as…
16 May 2013
Sistem51, the new Swatch self-winding mechanical movement, is to be assembled and adjusted entirely by machine. This gro…