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Philippine Numismatics Blogs


Unveiling Alfonso XIII Coin History: A Numismatic Journey
When I first discovered an Alfonso XIII coin, I was captivated by holding history in my hand. These Spanish colonial coins, including the iconic 1897 Philippine Peso, showcase the king’s youthful portrait, intricate design, and silver craftsmanship. Beyond their artistry, they intrigue collectors for their condition, rarity, and historical significance, offering a tangible connection to Spain’s final years of rule in the Philippines.

My Koyns
Mar 24 min read


Decoding Dates on Japanese Yen Coins: A Beginner’s Guide with Meiji 1 Yen
When I added a beautiful 1893 Japanese 1 Yen silver coin to my collection, I had no idea how to read the date! Japan uses a fascinating dating system based on its emperors, and in this post, I’ll show you exactly how I deciphered it—from recognizing the Era to translating Japanese numerals.

My Koyns
Oct 28, 20243 min read


Mickey Mouse Money: The Story of Japanese Invasion Notes in the Philippines
During WWII, Japan issued its own currency in the Philippines—called Japanese Invasion Money. Nicknamed “Mickey Mouse Money,” these notes quickly lost value due to overprinting, lack of trust, and Allied counterfeiting. But behind these worthless bills lies a fascinating story of economic manipulation and wartime survival.

My Koyns
Oct 23, 20244 min read


Celebrating 75 Years: BSP Releases 750-Piso Silver Commemorative Coin
The Bangko Sentral ng Pilipinas has released its latest commemorative coin—a 750-piso silver piece celebrating the bank’s 75th anniversary. This marks BSP’s third major commemorative issue, following releases in 1999 and 2019. The release was highly anticipated, though not without hiccups on the BSP Store website.

My Koyns
Sep 3, 20242 min read


The Y2K of Coins: The Scarce and Collectible 2000 10 Piso Millennium Coin
While the world braced for the Y2K bug in 2000, the Philippines quietly launched its first bimetallic coin—the 10 Piso Millennium Coin. Once a circulating coin, it has now become a prized collector’s item with growing market value and historical significance.

My Koyns
Jun 26, 20243 min read


Numismatic Show: A Journey into the World of Coins and Collectors
Last April 2024, I attended my very first numismatic show—and it was more than just coins on tables. It was a community, a classroom, and a marketplace all rolled into one. Here's what I saw, learned, and why I think every collector should experience it at least once.

My Koyns
Apr 28, 20243 min read


The Last Spanish Coin of the Philippines: Collecting the 1897 Alfonso XIII UN Peso
Did you know the last Spanish coin struck for the Philippines is nicknamed “Batang Alaska”? The 1897 Alfonso XIII UN Peso features a young king whose image reminds Pinoy collectors of the Alaska Milk logo. In this blog, I share my passion for this iconic coin, explore its historical and numismatic value, and offer tips to avoid common replica scams—especially from online sellers abroad.

My Koyns
Sep 5, 20223 min read


Exploring Alfonso XII 50 Centavos (1880–1885): Rarity, Values, and Hidden Varieties
The Alfonso XII 50 Centavos silver coins, minted in Manila from 1880 to 1885, are prized treasures in Spanish-Philippine coin collecting. With low mintage years like 1880 and 1884, mint errors, and hidden overdates such as 1882/1 and possibly 1883/5, these coins offer rich ground for discovery. In this blog, I share my collecting journey, how I spot errors, and why this underrated series deserves a second look from collectors.

My Koyns
Aug 29, 20224 min read
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