With regard to the DLC-coated skeletonized limited edition Norqain's used a movement from Sellita. But it's not just any movement it's a skeletonized version and from the looks of it an unusual one to the extent that one can call a movement from Sellita unusual. It's then matched up with a highly water-resistant blacked-out case with matching bracelet and
link limited to 100 pieces. This watch is more expensive at 3990
link on a
link strap or 4360 on a bracelet.