1. limited edition artworks: such as famous paintings and sculptures.

2. Rare gems: such as rubies and diamonds.

3. Signature of celebrities: especially the signatures of politicians, athletes, artists and other celebrities.

4. Natural pearls: Especially seawater pearls are very rare.

5. Rare metals: such as gold, platinum and silver.

6. Unique wines: for example, French wines or Italian wines from certain years.

7. Limited edition watches: Many high-end brands have limited edition watches.

8. Rare leather: such as crocodile skin and python skin.

9. Items used by celebrities: such as the president's desk or the game equipment of sports stars.

10. Rare stamps: for example, early stamps of some countries or regions.

1 1. Unique coins: such as commemorative coins from some countries or regions.

12. Limited edition books: especially first edition books or signed edition books.

13. Celebrity manuscripts: such as the manuscripts of musicians or poets.

14. Ancient currency: such as the currency of ancient Greece and Rome.

15. Unique artworks: such as prints and ceramic artworks.

16. Rare gem jewelry: emeralds, sapphires, etc.

17. Famous cars: such as limited edition sports cars or classic cars.

18. High-grade spirits: such as brandy in France and whisky in Scotland.

19. Rare fish: such as tuna and puffer fish.

20. Rare medicinal materials: such as wild ginseng and tiger bone.

2 1. Rare animals: such as giant pandas and chimpanzees.

22. Special meteorites: such as Martian meteorites or lunar meteorites.

23. High-end red wine: wines from famous French villages such as Lafite and Nicondi in Rome.

24. Rare stamp products: such as misprinted stamps, stamps that have not been officially issued, etc.

25. Strange stones: such as garnet and olivine.

26. Rare metal commemorative coins: such as panda gold coins and Olympic commemorative coins.

27. Items donated by celebrities: such as cultural relics donated by museums and historical relics.

28. Ancient building models: such as China ancient building models and western ancient building models.

29. Rare documents: such as rare books of ancient books, manuscripts and archives.

30. Rare mineral specimens: such as crystal, agate and jade.

This is only a part of it. There are many other kinds of scarce goods in our daily life.