I am not responsible for any issues with the site, or any values that are not as high as expected.
Your requested professional, Will, is unable to assist at this time. Much of his style was determined by the places he visited... Based on my records of his other work and similar pieces through auctions and private sales, your piece should have a secondary value in the range of $1500 to $2500 and an insurance value of $2750.
Please let me know if you are still waiting and I will do my best to find another Professional to assist you right away. If you do decide to sell it, keep in mind that prices will vary a bit depending on the condition and where you try to sell it. They are more of an upscale online antique shop and sellers do list higher end antique paintings there.
Silva lastly settled in Malaga, Spain, where he currently resides.
As an original printmaker, Guillermo Silva's complex techniques involve both color printings and hand-coloring.
If not, feel free to let me know and I will cancel this question for you. I don't believe I'd even consider someplace like Ebay. You might consider one of the online art sites, like Art brokerage If you go with an auction house, make sure you get an estimate and ask about whether or not they do reserves.