1. Well-circulated condition: A well-circulated 1906 $10 Liberty Head gold coin, showing significant wear and tear from being in circulation, can be worth around $250 to $350.
2. Fine condition: A coin in fine condition, with some wear but still retaining some details and legibility, can be valued between $350 and $450.
3. Very fine condition: A very fine 1906 $10 Liberty Head gold coin exhibits moderate wear but retains most of its original details. It can be valued between $450 and $600.
4. Extremely fine condition: Coins in extremely fine condition show minimal wear, with sharp details and good eye appeal. They can range in value from $600 to $800.
5. Uncirculated condition: Uncirculated 1906 $10 Liberty Head gold coins have never been in circulation and retain their original mint luster and sharp details. These coins are highly sought after by collectors and can command a premium. Depending on the specific grade assigned by a reputable coin grading service, uncirculated coins can range in value from $800 to over $2,000.
It's important to note that the actual value of a particular 1906 $10 Liberty Head gold coin may vary based on its specific characteristics, such as its mint mark (Philadelphia, Denver, or San Francisco), as well as market demand and supply at the time of sale. To obtain a more accurate appraisal, it's recommended to consult with a professional numismatist or coin dealer who can examine the coin in person or through high-quality photographs.