Here's an Akiviri katana I whipped up and rendered in Blender 2.79b. I hope you enjoy it!
First scene render: (@ 800 samples)
Second scene render: (@ 1500 samples)
"The Daedric Prince of Order. Or biscuits... No. Order. And not in a good way. Bleak. Colorless. Dead. Boring, boring, boring." - Sheogorath