Black akrylic with pearlescent gold highlights,  your choice of brass, copper or aluminium Makers Mark coin. 
Pictured here with a Boti 6th Tuxedo synthetic hybrid shape knot 
H: 65mm W: 40mm Bore 27mm for 26mm knot 
Knot sold separately *
Please look closely at the pictures as they are a part of the description.
More pictures can be made available upon request, feel free to contact me with any questions or loft height preferences.