The Jump Hour: A Love Story – Reprise

The jump hour has a long history, but first things first: it can’t technically be called a complication since the accepted definition of complication is a mechanism that provides information other than the time. However, anyone who gives a hoot will say in the same breath that there are many complications that don’t fit that definition and Joshua Munchow couldn’t agree more. But why does he love the jump hour so much?

Warning: Strong magnetic field ISO symbol

The Truth About Magnetism And Watches – Reprise

General everyday contact with magnets isn’t going to cause your beloved wristwatch any real harm, but overdoses of magnetism may still present a problem, causing erratic timing and even stoppage altogether as watchmaker Ashton Tracy explains. What to do when this happens?

ETA Valgranges movements

It’s A Date! Taking A Closer Look At The Most Popular Complication Of Them All: The Calendar – Reprise

Date windows on wristwatches can be a touchy subject. Many feel they are downright ugly and destroy the look of a good watch, while others swear by them as the most useful and affordable complication. Whatever camp you may be in, the date function can be the cause of considerable grief, particularly the rapid-set mechanism.

My Top 5 Favorite Watches With Helical Hairsprings – Reprise

Out of all the “traditional” styles of hairsprings, the helical hairspring is Joshua Munchow’s favorite because it adds three-dimensionality to the watch. These oscillators are so rarely seen that if you are only aware of five watches with helical hairsprings you already know a significant portion of the modern watches using them. Here are Joshua’s favorite five.

Celebrating 175 Years Of Watchmaking In Glashütte: 12 Extraordinary, Inventive Movement Finishing Techniques, Decoration Styles, And Technology

Over the course of 175 years in Glashütte, Germany, some of the noblest elements of fine watchmaking were invented, including the flying tourbillon, the duplex swan-neck fine adjustment, and the three-quarter plate, setting these Germanic masterpieces apart from the venerable art of Swiss watchmaking. Here Sabine Zwettler explains 12 magnificent decorative and technical elements of the Glashütte art of fine watchmaking.

De Bethune DB28 with silicon/platinum annular balance

The Schmidt List: 5 Extraordinary Balance Wheels – Reprise

The balance wheel, the critical regulatory organ of a mechanical watch, is expected to deliver a consistent frequency with a tolerance of as little as 0.001 percent. With so much at stake, why complicate things by altering a pure and simple geometric shape? Why reinvent the wheel? Well, here are five balances that definitely did reinvent the wheel.

The Jaeger-LeCoultre Grande Reverso with impressive rock setting

Diamond-Set Watches: Who Knew Fine Craftsmanship Was So Complicated? – Reprise

Adding a few diamonds to a watch: how hard can that be? As it turns out, stone setting is a lot more difficult than many appreciate. Diamond-setting watches requires the expertise and craftsmanship of about half a dozen highly skilled craftspeople, each a master of their craft.

Rolex Oyster Perpetual Cosmograph Daytona

Primer On Gemstones And Their Appreciation: An Introduction To The Finer Things – Reprise

Joshua Muchow became somewhat informed about gemstones and related techniques in studying for the jewelry-heavy Grand Prix d’Horlogerie de Genève categories we discuss annually. This new information has sparked a significant amount of passion for the topic, leaving him wanting to share some of what he’s learned about one of the most beautiful sides of haute horology: gems and their settings.

Audemars Piguet Royal Oak Chronograph in stainless steel with blue dial

Focus On Materials: Primer On The Science of Steel, The Stuff Of Cases, Mainsprings, Hairsprings, Pinions, Escapements And The Backbone Of Watchmaking – Reprise

Joshua Munchow talks about steel here, the metal that made the world! Watch cases and other movement components are commonly made from certain stainless steels, 304 and 316L being the most frequent. It also happens that some brands hold exclusive rights to use specific alloys in the production of its watches. Here’s what you should know about steel.

Q: Who Was Alfred Helwig? A: Inventor Of The Flying Tourbillon

Close to 120 years after Abraham-Louis Breguet patented the tourbillon, master watchmaker Alfred Helwig (1886-1974) created a “flying” tourbillon at the German School of Watchmaking in Glashütte. The flying tourbillon became somewhat characteristic of Glashütte and lives on in a few very special watches today. Who was Alfred Helwig? Find out here.