Rolex Oyster Perpetual Sea-Dweller Deepsea with helium escape valve

Deeper, Further, Faster: Why Do Some Dive Watches Have Helium Escape Valves? – Reprise

Humans have long had a fascination with the depths of the ocean, striving to go ever deeper, ever further, and ever faster by pushing the limits of the human body, technology, and advancing modern science. But like all things, we are often faced with limits. And the helium escape valve was invented to push one of those limits as watchmaker Ashton Tracy explains.

Vintage Jaeger "Panda dial 4 ATM"

The Number Of Jewels In A Watch Movement Indicates Value, Or Does It It? A Myth Debunked – Reprise

Does anyone really care how many jewels their watch has? Watchmaker Ashton Tracy thinks that you’d be surprised how many people do as they’ve been duped by a vintage practice of announcing the amount of movement jewels on watch dials. What is the real story here?

Patek Philippe Nautilus Perpetual Calendar Reference 5740 on the wrist

Perpetual Calendars: What They Do, What Most Of Them Don’t Do, And A Few Of The Best – Reprise

Chris Malburg highlights some of the finest examples of perpetual calendar watches today and dives into their history.

Sauterelle à Lune Perpétuelle fitting very nicely on the wrist of the yours truely

The 10 Most Accurate Moon Phase Wristwatches Today, Plus Honorable Mention – Reprise

Waxing poetically about moon phases got Joshua excited enough to take a trip through certain “phases” of engineering excellence. So here he brings you the ten most accurate moon phase displays fitted into a wristwatch as of 2020. Join us on this odyssey through space and time.

How To Make A Milanese Watch Bracelet (Video) – Reprise

Our friends at The Watches TV visited Laurent Jolliet, the last “chain maker” in business in Switzerland according to Marc André Deschoux. As Jolliet crafts his bracelets and chains fully by hand, Deschoux and crew were able to find out in detail how Milanese bracelets are made, an art form no longer formally taught, and they share the secrets with us here.

What Is A Resonance Movement? The Watches TV And Armin Strom Explain (Video)

The Watches TV goes deep into explaining a resonance movement in an easy way. The quick answer to the question of what resonance is in horological terms is that it encompasses two independent escapements in one watch that influence each other to average out timing errors. This video brings horological resonance to life and makes it easy to understand.

printing at Glashütte Original's dial maker in Pforzheim, Germany

Focus On Technology: Pad Printing – Reprise

Have you ever wondered how Titleist gets its logo on bumpy round golf balls? Well this is your lucky day as Joshua Munchow discusses the secret of one very specialized printing process that has its roots in watchmaking. In fact, you still see the results of this process nearly every time you look at your watch dial.

Rolex Oyster Perpetual Sea-Dweller Deepsea with helium escape valve

Deeper, Further, Faster: Why Some Dive Watches Have Helium Escape Valves – Reprise

Humans have long had a fascination with the depths of the ocean, striving to go ever deeper, ever further, and ever faster by pushing the limits of the human body, technology, and advancing modern science. But like all things, we are often faced with limits. Enter the helium escape valve.

Understanding Ceramics: Now Used For Watch Cases, Bezels, And Much More – Reprise

There has been a lot of talk and promises made by the watch industry about ceramics and their use in timepieces, so it would seem that a primer on the subject might make us much more informed consumers. And Joshua Munchow delivers that here.

“crossbar/cutthroat razor” click on the Philippe Dufour Simplicity

The Schmidt List: Top 5 Funky Clicks – Reprise

The click spring is one of the smaller components of a mechanical watch, but it is of enormous importance. Ever wondered why the crown doesn’t retaliate furiously and unwind every time you crank it? Without the click spring, a wound mainspring would immediately – and explosively – uncoil like a raging viper in a hat box.