NSKK membership badge

[dragon67]

Hello everyone, I would have liked your opinion a friend told me this pin which here are the features, can you tell me what exactly? I have done a lot of research and can not find, thank you all for your help

NSKK membership badge in 18ct gold, 16 diamonds and 4 rubies, on a safety pin. with a weight of 6 g and 17 x 18 mm. In addition 7 original pictures

http://zupimages.net/viewer.php?id=19/30/88n9.jpg
http://zupimages.net/viewer.php?id=19/30/izcn.jpg
http://zupimages.net/viewer.php?id=19/30/h7ic.jpg
http://zupimages.net/viewer.php?id=19/30/l8q9.jpg
http://zupimages.net/viewer.php?id=19/30/cuap.jpg
http://zupimages.net/viewer.php?id=19/30/hcvb.jpg
http://zupimages.net/viewer.php?id=19/30/4fd0.jpg
http://zupimages.net/viewer.php?id=19/30/mvyv.jpg
http://zupimages.net/viewer.php?id=19/30/2vju.jpg
http://zupimages.net/viewer.php?id=19/30/mjl4.jpg
http://zupimages.net/viewer.php?id=19/30/j30j.jpg
http://zupimages.net/viewer.php?id=19/30/9xu9.jpg