1. Condition:
- Mint (unused and with original gum): Mint comic strip stamps are generally the most valuable.
- Lightly used (used with a small cancellation): Lightly used stamps can still have considerable value.
- Heavily used (with significant cancellation or damage): Heavily used stamps may have reduced value.
2. Rarity:
- Limited edition or low print run: Comic strip stamps with limited production or low print runs tend to be more valuable due to their scarcity.
- Common issues: Widely distributed comic strip stamps may have a lower value unless they are in exceptional condition or possess other desirable characteristics.
3. Age:
- Vintage stamps (issued in the early 20th century): Vintage comic strip stamps can be highly valuable, particularly if they are rare or in excellent condition.
- Modern stamps (issued in recent decades): Modern comic strip stamps may have lower values unless they are part of a limited series or have unique features.
4. Market Demand:
- Popular themes or characters: Comic strip stamps featuring popular characters or themes may attract higher demand, leading to increased value.
- Collector interest: The level of interest and demand among collectors can influence the value of comic strip stamps.
5. Prestige of the Comic Strip:
-Comic strips with widespread recognition and a large following typically have stamps that are more valuable than lesser-known strips. For instance, comic strips like Peanuts, Tintin, Asterix, and Garfield might command higher prices compared to lesser-known strips.
It's crucial to remember that the value of comic strip stamps is highly individualized, and expert appraisal and examination are necessary to determine their accurate market value. A recognized stamp dealer or a qualified philatelist can provide a precise valuation based on the specific characteristics and condition of the stamps.