A small pen I received as a gift

3 3/8 capped
1 1/8 uncapped
16/64 dia.


DSCN1200 by cwent2, on Flickr


DSCN1201 by cwent2, on Flickr


DSCN1204 by cwent2, on Flickr

And for no other reason than curiosity any one have any information on it?