The rarity of a porcelain sculpture is influenced by several critical factors that collectors and experts evaluate to determine its value and uniqueness.

1. Age and Historical Period: Older pieces, especially those from renowned dynasties or artistic movements, are often rarer due to limited survival rates and historical significance.

2. Craftsmanship and Technique: Handcrafted sculptures with intricate details, unique glazes, or experimental techniques are highly prized. Master artisans’ works are particularly sought after.

3. Provenance and Authenticity: A documented history of ownership or connection to famous collections enhances rarity. Certifications from experts also play a vital role.

4. Limited Production: Sculptures from small batches, discontinued lines, or one-of-a-kind creations are inherently rarer than mass-produced items.

5. Condition and Preservation: Flawless or well-preserved pieces are scarcer, as porcelain is fragile and prone to damage over time.

Understanding these factors helps collectors and enthusiasts identify truly rare porcelain sculptures and appreciate their cultural and monetary worth.