Customized version of http://www.thingiverse.com/thing:248638

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=248638

Using the following options:

thickness = 3
border = 4
first_letter = D
radius = 10
jewlery_loop_thickness = 2
buildplate_selector = 0
resolution = 32
second_letter = K
letter_spacing = 1
font_weight = 5