$10 Note with Two Inverted Triangles

Two inverted triangles have been observed on the Singapore $10 Portrait Series banknote in January 2020. The polymer banknote features the symbol on its reverse side, below the word ‘Sports’ on the bottom left corner of the note.

The banknotes have serial numbers starting with the digit ‘6’, similar to those featuring a single inverted triangle on the reverse side. These circulation notes bear the signature of Mr Tharman Shanmugaratnam, Chairman of the Monetary Authority of Singapore (MAS).

To date, the $10 note has seen 13 different symbols:

1. One Square
2. Two Squares
3. One Triangle
4. Two Triangles
5. One Diamond
6. Two Diamonds
7. One Star
8. One House
9. Two Houses
10. One Hollow House
11. Two Hollow Houses
12. One Inverted Triangle
13. Two Inverted Triangles