Cabernet AmboynaThe Cabernet 'Amboyna' features an intricate barrel in amboyna wood burl, and a light inner structure of brass. The accents on the carbon fiber cap are in mokume and titanium, and the pocket clip is set with a smoky quartz gemstone. This beautiful writing instrument also features William Henry's patent pending Wavelock cap closure system a ring of chromium steel balls embedded in a titanium ring which are captured in wave shaped grooves in titanium