"If You Miss It Today, You'll Wait 100 Years"... What Is 'Quadruple Christmas'?

12:25:25 on December 25, 2025
Year, Date, Minute, and Second All Align as 25

To celebrate Christmas in 2025, a special numerical alignment is drawing attention online. This year, the last two digits of the year are 25, and on December 25 at exactly 12:25:25, the so-called 'Quadruple Christmas' occurs, where all the numbers align perfectly.

A Christmas-themed village 'H Village' at Hyundai Department Store The Hyundai Seoul in Yeouido, Seoul. Photo by Jo Yongjun

Quadruple Christmas refers to the rare moment when the year, date, hour, minute, and second all match as '25'. This perfect numerical alignment happens only once every 100 years, with the previous occurrence in 1925 and the next chance not coming until 2125.

This unique moment, which can only be experienced once in a lifetime across generations, is already generating significant interest online. On social media and various online communities, people are sharing their anticipation with posts such as, "A once-in-a-lifetime opportunity, I have to record it," "Setting an alarm and ready to capture the moment," and "It's so amazing, it's hard to believe." On the other hand, some users are more skeptical, saying, "Isn't it just a coincidence of numbers?" and "Christmas is enough just as a time to relax."

In particular, those aiming to capture the exact second are preparing to take screenshots using digital clocks or smartphone apps. It is emphasized that the time must be set according to Korea Standard Time (KST) to meet the quadruple condition. Even a one-second error would mean missing the perfect alignment of year, date, and time, losing this 'once-in-a-century' moment.

While Quadruple Christmas is not directly related to religious or cultural significance, the rarity of the number '25' appearing four times provides both fun and symbolic value. For those looking to mark the end of the year with something special, it is seen as a 'moment not to be missed.' As people prepare to watch their digital clocks at exactly 12:25:25 a.m. on this day, online spaces are heating up with excitement.