Please click on each issue for illustrations and more details.
SK General Catalog 2014-2021
Catalogue Numbers are assigned only to Regular, Generic, and, Commemorative SelyoKos – all needed as part of a complete Philippine collection. Quantities for each issue are included. Please click on the link for Dr. Ngo's comprehensive study.
2021, June 28. SK-15aa. Balasan Municipality 125th Anniversary (Iloilo Province) Customized SK on 17p x 4 MCPO SK. (1,000)
2021, June 24. SK-15z. Manila 450th Founding Anniversary Generic SK. (1,000)
2021, June 9. SK-15-y. Del Carmen Municipality Centennial (Surigao del Norte) Customixed SK on 17p x 4 MCPO SK. (1,000)
2021, April 4. SK-15x. CPS-3 "1980" Pope John Paul II's Visit, 40th Anniversary Customized SK on 17p x 4 MCPO SK. (60)
2021, March 22. SK-23. 500 Years of Christianity Commemorative SK - First Mass in Limasawa, on 17p x 4 MCPO SK. (1,000)
2021, March 3. SK-15w. CPS-2 1981 Pope John Paul II's Visit, 40th Anniversary, Customized SK on 17p x 4 MCPO SK.. (60)
2021, March 3. SK-15v. CPS-1 Collect Philippine Stamps Customized SK on 17p x 4 MCPO SK. Promoting Philippine Philately. (100)
2021, January 29. SK-15u. Philippine Stamp Collectors Society (PSCS) Customized SK on 17p x 4 MCPO SK. (250)
2020, December 12. SK-22. Salinta Monon Birth Centenary, Commemorative SK on 17p x 4 MCPO SK. (National Living Treasures Award - Textile Weaver) (1,000)
2020, October 26. SK-15t. Honorable Diosdado M. Peralta, Chief Justice, Customized SK on 17p x 4 MCPO SK (50)
2020, September 14. SK-15s. Puto Latik Festival Customized SK on 17p x 4 MCPO SK (1,000). First on-line celebration of a festival in the Philippines, 10th Anniversary, May 15-23, 2020, Binan, Laguna.
2020, July 13. SK-15r. TailG - Green Delivery Customized SK on 17p x 4 MCPO SK (5,000)
2020, June 22. SK-15q. City of Cabuyao, Laguna Customized SK on 17p x 4 MCPO SK (1,000)
2020, April 27. SK-21. Aboitiz & Co. Centennial Commemorative SK on 17p x 4 MCPO SK (1,000)
2020, February 21. SK-15p. Marinduque Province Customized SK on 17p x 4 MCPO SK (1,000)
2020, February 7. SK-15o. Sikhayan Festival, Santa Rosa City, Laguna Customized SK on 17p x 4 MCPO SK (1,000)
2020, January 14. SK-15n. CocoFestival, San Pablo City Customized SK on 17p x 4 MCPO SK (1,000)
2019, December 1. SK-14a. Pagsibol Village, Cavite Customized SK on 17p x 4 Popular Sports SK (81)
2019, November 27. SK-15m. Green Delivery Mail Service Customized SK on 17p x 4 MCPO SK (150)
2019, November 8. SK-15l. Chief Justice Lucas Bersamin Customized SK on 17p x 4 MCPO SK (75)
2019, October 23. SK-15k. Nora Aunor, Superstar Customized SK on 17p x 4 MCPO SK (150)
2019, October 12. SK-15j. General Mariano Trias Customized SK on 17p x 4 MCPO SK (1,482)
2019, September 12. SK-19. Cinema Centennial Commemorative SK on 17p x 4 MCPO SK (2,000)
2019, August 26. SK-15i. Guilingan Festival, Lagina Province Customized SK on 17p x 4 MCPO SK (1,000)
2019, August 22. SK-15h. Niyogyugan Festival, Quezon Province Customized SK on 17p x 4 MCPO SK (1,000)
2019, August 15. SK-15g. Kapagayan Festival, Kabacan, Cotabato Customized SK on 17p x 4 MCPO SK (1,000)
2019, June 28. SK-15e. Apalit Town Fiesta Customized SK on 17p x 4 MCPO SK (100)
2019, June 19. SK-15d. Laurel, Batangas Province Customized SK on 17p x 4 MCPO SK (1,000)
2019, June 18. SK-18. Independence Day Commemorative SK on 17p x 4 MCPO SK (1,000)
2019, June 7. SK-13A. 17p x 4 Ilocos Sur Bicentennial Generic SK (1,000)
2019, April 4. SK-17A. 17p x 4 Filipino Centenarians Generic SK (500)
2019, March 22. SK-16. President Emilio Aguinaldo Commemorative SK on 17p x 4 MCPO SK (1,000)
2019, January 9. SK-15c. Andas, Stories of Nazarene Devotion Customized SK on 17p x 4 MCPO SK (100)
2018, November 20. SK-15b. UNICEF 70 Years in the Philippines Customized SK on 17p x 4 MCPO SK (1,000)
2018, October 30. SK-15a. Provident Fund Customized SK on 17p x 4 MCPO SK (250)
2018, October 17. (SK-9e-n. Manila Arts/Artists Customized SKs (10-different sheets of 100 each) on 17p x 6 MCPO SKs:
SK-9e. Sheet 1: Romulo Galicano, Jonathan Galicano, Boy Briones, Arceli Limcaco, Ramon Orlina
SK-9f. Sheet 2: Tres Roman, Wilfredo Offemaria, Michael Cacnio, Cathy Lasam-Ballo, Araceli Limcaco Dans
SK-9g. Sheet 3: Aner Sebastian, Richard Gomez, Abdulmarie Asia Imao, Melissa Villasenor, Elmer Dumlao
SK-9h. Sheet 4: Bonnar Baldemor, Monnar Baldemor, Gromyco Semper, Angelo Padilla
SK-9i. Sheet 5: Agi Pagkatipunan, Carlito Ortega, Danny Ravos del Sol, Merlito Gepte, Kublai Millan
SK-9j. Sheet 6: Luther Galicano, Mariano Vidal, Jo Mari Picornell, Marvin Lim, Ramon de Dios
SK-9k. Sheet 7: Joan Florido, Mark Chavez, Wilfredo Caneta, Clint Normandia, Marlon Ylanan
SK-9l. Sheet 8: Cocoy Paano, Ariel Caratao, Aenel Belda, Audie Estrellada, Bong Francisco
SK-9m. Sheet 9: Efren Enolva, Jerson Calo, Carly Florida, Jess Najarro, Jun Anga
SK-9n. Sheet 10: Addie Cukingnan, Ritz Herrera, Dante Silverio, Tiny Nuyda
2018, July 10. SK-9d. Accountancy Profession Customized SK on 17p x 6 MCPO SK
2018, April 15. SK-14. 17p x 4 Popular Sports Generic SK (1,000)
2018, February 8. SK-13. 17p x 4 Ilocos Sur Bicentennial Commemorative SK (1,000)
2018, January 29. SK-9A. 17p x 6 MCPO Generic SK (500)
2018, January 12. SK-9c. Ildefonso Tronqued Customized SK on 17p x 6 MCPO SK (500) (2-types):
SK-9c-1. Type 1 - with two Right Halves (Middle) personalized
SK-9C-2. Type 2 - with six Right Halves personalized
2017, November 4. 17p x 4 Aseanpex'17 Generic SK (2-types):
SK-11A National Flowers of ASEAN Countries (1,000)
SK-12A. Tarsier - Official Logo (1,000)
2017, October 12. Provident Fund Customized SK on 17p x 4 "Let's Celebrate" SK (3-types):
SK-10a1. Type 1 - with four personalized labels (179)
SK-10a2. Type 2 - with Upper Left & Lower Right personalized labels (30)
SK-10a3. Type 3 - with Upper Right & Lower Left personalized labels (41)
2017, October 9. SK-10A. 17p x 4 "Let's Celebrate" Generic SK (1,000)
2017, July 28. SK-9b. Overseas Workers Welfare Administration (OWWA) on 17p x 6 MCPO SK (1,000)
2017, July 22. SK-9a. Manila Yacht Club Customized SK on 17p X 6 MCPO SK (1,000)
2017, May 10. SK-7b. Institute for Inner Studies Customized SK on 18p x 6 MCPO Regular SK (1,200)
2017, May 10. SK-7a. Saint Paul University of the Philippines (SPUP) Customized SK
On 18p x 6 MCPO Regular SK (600)
2017, March 8. SK-8A. 17p x 4 Valentine's Day Generic SK (3-types):
SKA-1. Type 1 (First Printing, March 8) - With simulated perforations and black lines around labels, plus red line in between each vertical pair (135)
SKA-2Type 2 (Second Printing, March 10) - With excess markings from Type 1 deleted (115)
SKA-3. Type 3 (Third Printing, December 17) - With smaller generic designs on labels (250)
2017, February 6. SK-8. 17p x 4 Valentine's Day Regular SK (1,500)
Note: Some sheets with blank labels were mistakenly sold on first day of issue.
2017, February 1. SK-7. 18p x 6 MCPO Generic SK (2-types):
SK-7A1. Type 1 (First Printing) - Darker Colors (200)
SK-7A-2. Type 2 (Second Printing) - Lighter Colors (300)
2016, December 23. SK-7. 18p x 6 MCPO Regular (1,600 + 1,400 additional in 2017) Note: About 100 unpersonalized sheets sold on first day of issue, the rest were sold only with personalization.
2016, December 4. SK-1d. Saint Paul University of the Philippines (SPUP) Customized SK
On 35p x 6 MCPO Regular SK (600)
2016, October 8. SK-1c. International Philippine Philatelic Society (IPPS) Customized SK
On 35p x 6 MCPO Regular SK (31)
2015, July 1. SK-1b. Western Union Customized SK on 35p x 6 MCPO Regular SK (500)
2015, June 23. SK-1a. Huawei Technologies Customized SK on 35p x 6 MCPO Regular SK (1,000)
2014, October 12. SK-6. 10p x 6 Quezon City Commemorative SK (1,700)
2014, July 27. 10p x 6 Iglesia ni Cristo (INC) Commemorative SKs (3-types):
SK-3 Felix Manalo (Founder) (200,000)
SK-4 Philippine Arena (176,000)
SK-5 Central Office Complex (80,500)
2014, March 28. SK-2. 15p x 6 Boracay Islands Regular SK (1,700)
2014, February 24. SK-1. 35p x 6 Manila Central Post Office (MCPO) Regular SK (1,700)
