Airmail - Diamond Industry 1970
Now showing: Sierra Leone - Postage stamps - 1970 - Airmail - Diamond Industry - 6 stamps.
1970
Airmail - Diamond Industry
30. December WM: None Perforation: Imperforated
![[Airmail - Diamond Industry, type DY]](https://www.stampworld.com/media/catalogue/Sierra-Leone/Postage-stamps/DY-s.jpg)
![[Airmail - Diamond Industry, type DY1]](https://www.stampworld.com/media/catalogue/Sierra-Leone/Postage-stamps/DY1-s.jpg)
![[Airmail - Diamond Industry, type DY2]](https://www.stampworld.com/media/catalogue/Sierra-Leone/Postage-stamps/DY2-s.jpg)
![[Airmail - Diamond Industry, type DY3]](https://www.stampworld.com/media/catalogue/Sierra-Leone/Postage-stamps/DY3-s.jpg)
![[Airmail - Diamond Industry, type DY4]](https://www.stampworld.com/media/catalogue/Sierra-Leone/Postage-stamps/DY4-s.jpg)
![[Airmail - Diamond Industry, type DY5]](https://www.stampworld.com/media/catalogue/Sierra-Leone/Postage-stamps/DY5-s.jpg)
| No. | Type | D | Color | Description |
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| 541 | DY | 7½C | multicoloured | 0.79 | - | 0.26 | - | USD |
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| 542 | DY1 | 9½C | multicoloured | 1.05 | - | 0.26 | - | USD |
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| 543 | DY2 | 15C | multicoloured | 1.57 | - | 0.52 | - | USD |
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| 544 | DY3 | 25C | multicoloured | 2.62 | - | 0.79 | - | USD |
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| 545 | DY4 | 75C | multicoloured | 10.50 | - | 6.30 | - | USD |
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| 546 | DY5 | 2Le | multicoloured | 41.98 | - | 31.49 | - | USD |
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| 541‑546 | 58.51 | - | 39.62 | - | USD |
