Treatment Black PVD
The PVD version of TYPE 21 and TYPE 23 watch gives it a new look that is both intense and technic.
The PVD (Physical Vapour Deposition) treatment consists in vacuum spray application of a
very high quality titanium nitride metal coating.
PVD-treated parts have a dif ferent aspect, with a black/anthracite colour, as well as amarked improvement in scratchresistance compared to the original steel.
Thus confirming the TYPE 21’ sand the TYPE 23’s vocation as the sturdiest of timepieces capable of meeting most everyday and professionalrequirements without any risk ofdamage or premature wear.