From the Dunhill website

All black' pen that this time features an innovative lacquer finish containing authentic crushed black diamonds and meteorite stone for a stunning effect. The attributes on these pens feature a black PVD finish that matches perfectly with the lacquer, and gives the pieces a stunning appeal. Overall, the pen has a nice weight to it.

• Brass, meteorite, black diamond lacquer, black pvd 

• Vintage AD logo cap button

• number 317 of 888 made.

 

Comes with a Dunhill box and guarantee booklet.