A mass-produced version is now available for $2 at Impact! Miniatures:
Visit this Kickstarter to mass produce more dice!
Truncated Sphere D14 based on a cuboctahedron.
Numbered from 1 to 14.
A D14 numbered from 1 to 7 twice is also available.
This a new version with a better engraving and a new orientation that should give better results.