Stamps of Saudi Arabia, 21 base day
1 to 50 of 72
postage
1921, Dec 21 ovpted (no wmk info) p. serrate roulette 13
| - | 1pa | lilbrn | ovpt, adaptation of Cairo station design | — | — |
1921, Dec 21 ovpted
| - | 1/8pi | org | ovpt, entrance arch design | — | — |
1921, Dec 21 ovpted
| - | 1/4pi | grn | ovpt | — | — | |
| - | 1/2pi | red | ovpt | — | — | |
| - | 1pi | bl | ovpt | — | — | |
| - | 2pi | mag | ovpt | — | — |
1963, Mar 21 Freedom from Hunger issue wmk. crossed swords & palm tree
| - | 2 1/2pi | Freedom from Hunger | .20 | |||
| - | 7 1/2pi | Freedom from Hunger | ||||
| - | 9pi | Freedom from Hunger |
1974, May 21 International Book Year issue wmk. crossed swords & palm tree & inscription (no perf info)
| - | 4pia | multi | ||||
| - | 10pia | multi |
1981, Feb 21 Industry Week issue unwmk
| - | 20h | multi | ||||
| - | 80h | multi |
1986, Apr 21 World Health Day 1986 issue
| - | 20h | multi | ||||
| - | 50h | multi |
1987, Mar 21 Restoration and Extension of Quba Mosque, Medina issue
| - | 50h | multi | ||||
| - | 75h | multi |
1987, Jul 21 King Fahd Space Communications City, Umm al Salam, Jeddah issue
| - | 50h | multi | ||||
| - | 75h | multi |
1987, Dec 21 800th Anniversary of Battle of Hattin issue
| - | 75h | multi | ||||
| - | 150h | multi |
1990, Jul 21 25th Anniversary of Saudi Television issue
| - | 75h | multi | ||||
| - | 150h | multi |
1994, Aug 21
| - | 75h | multi | Dammam |
1995, Aug 21 50th Anniversary of SAUDIA National Airline issue
| - | 75h | multi | ||||
| - | 150h | multi |
1996, Apr 21 Pilgrimage to Mecca 1996 issue
| - | 150h | multi | ||||
| - | 2r | multi | ||||
| - | 3r | multi |
1996, Sep 21 Jubail issue (5 stamps)
| - | 50h | multi | ||||
| - | 100h | multi | ||||
| - | 150h | multi | (1997) | |||
| - | 2r | multi | (1997) | |||
| - | 4r | multi | (1997) |
1996, Sep 21 1996 issue
| - | 100h | blk & ltorg |
1998, Sep 21 Arabic Day of the Stamp 1998 issue
| - | 2r | multi |
2003, Jun 21 rare fishes of the Red Sea (14 stamps)
| - | 1sr | multi | Cirrhilabrus rubriventralis | — | — | |
| - | 1sr | multi | Cryptocentrus caeruleopunctatus | — | — | |
| - | 1sr | multi | Plesiops nigricans | — | — | |
| - | 1sr | multi | Pomacanthus asfur | — | — | |
| - | 1sr | multi | Cheilinus abudjubbe | — | — | |
| - | 1sr | multi | Pomacentrus albicaudatus | — | — | |
| - | 1sr | multi | Caesio suevicus | — | — | |
| - | 1sr | multi | Chaetodon austriacus | — | — | |
| - | 1sr | multi | Thalassoma klunzingeri | — | — | |
| - | 1sr | multi | Oxymonacanthus halli | — | — | |
| - | 1sr | multi | Amphiprion bicinctus | — | — | |
| - | 1sr | multi | Canthigaster pygmaea | — | — | |
| - | 2sr | multi | Cirrhilabrus rubriventralis | — | — | |
| - | 2sr | multi | Cryptocentrus caeruleopunctatus | — | — |
1 to 50 of 72