Thank you for the request. In a preliminary search for comparables, the medal with falcon is a "Saxe Weimar Eisenach Order of the White Falcon civil division First class Knight's badge in silver-gilt and enamels" and one sold for $822.10:
Here is a link for you to that sale record:
The medals are a bit out of my realm or expertise in terms of knowing the significance of the difference of the details, to be honest. I can refer you to dealers and auction experts who may be more equipped to answer this for you. As well, I can opt-out here and open your question to all the experts.
Please let me know how you would like to proceed.
For these, I recommend you contact Stephen Wheeler in the UK. Here is the link to his website: http://buymilitarymedals.com/
I will opt-out and your question will open again to all the experts. If someone knows the answer they will post a response to you here. You do not need to re-list your question and this does not cost you extra. Opening the question is not a guarantee that you will receive a response.
I do hope you find the information that you seek.