TANTALUM

Tantalum is a dark gray metal that has a high melting point of 3,018 degrees Celsius. Only four other metals have a higher melting point.

Tantalum first appeared in watchmaking towards the end of the twentieth century in the manufacture of watch cases and bracelets, in particular in combination with other components in rose gold.

In watchmaking for components such as cases or bracelets.

Advantages:
It is a metal with a rather unusual appearance and therefore quite rare on the market.

Disadvantages:
It is a relatively soft metal and sometimes difficult to machine.