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Results for Mainspring Types and Alloys

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Fratello Favorites: The Best Watches Of 2025 - Nacho’s Picks From Nomos, Sinn, Tudor, And More Fratello
Tudor Dec 19, 2025

Fratello Favorites: The Best Watches Of 2025 - Nacho’s Picks From Nomos, Sinn, Tudor, And More

All right, everyone, it’s my turn to tell you about my favorite watches of 2025. With the calendar winding down, it’s remarkable how close the end of the year suddenly feels. The past few weeks have slipped by at an almost unfair pace, but stepping back for a moment makes one thing obvious: it’s been […] Visit Fratello Favorites: The Best Watches Of 2025 - Nacho’s Picks From Nomos, Sinn, Tudor, And More to read the full article.

Topo Designs Global Briefcase Review: A Versatile 3-Way Work Bag That Switches Between Backpack and Messenger Worn & Wound
Dec 18, 2025

Topo Designs Global Briefcase Review: A Versatile 3-Way Work Bag That Switches Between Backpack and Messenger

When I’m planning to leave the house for a full day – whether I’m headed to work or someplace else – I’m a chronic overpacker. To me, there’s peace of mind in knowing I have an extra charger, granola bar, or jacket with me, especially when returning home isn’t easy. Traveling to the office adds an additional layer of expectation when considering a bag, as I bring multiple laptops and a lunch with me most days.  I’ve gone back and forth on whether I’m Team Messenger Bag or Team Backpack when it comes to my corporate 9 to 5. I like the significant storage options that a backpack offers and the stability and comfort it provides when walking long distances. Yet messenger bags fit my usual style in a better way, and I like that I can access the main compartments while on the go (not possible with a backpack). I was really intrigued by the Global Briefcase  ($149) from Topo Designs as it meant I didn’t have to commit to one camp or the other. I was curious if the brand could do both modalities equally well. My needs in a work bag are very different from my needs in an outdoor bag. The Topo Designs Rover Trail Pack I reviewed in May held all of my gear in a stacked, vertical fashion. I didn’t need to access anything particularly urgently, which meant I loaded the bag from the top down. This sort of set-up isn’t ideal for my work needs though, when I prefer all of my items to have their own space. To test out this bag, I used both carry styles over a few ...

Hands-On With The Refined Kiwame Tokyo Iwao Ginkai And Sumi Fratello
Kurono Tokyo Hajime Asaoka Kikuchi Nakagawa Dec 18, 2025

Hands-On With The Refined Kiwame Tokyo Iwao Ginkai And Sumi

We have seen a massive increase in interesting small Japanese brands in recent years. Great examples are Kurono Tokyo, Hajime Asaoka, Kikuchi Nakagawa, and Minase. One of the newest microbrands is Kiwame Tokyo, which presented its inaugural Kurotsuki and Usuki models not too long ago. The watches stood out because of their beautiful dials. For […] Visit Hands-On With The Refined Kiwame Tokyo Iwao Ginkai And Sumi to read the full article.

James Lamb Introduces the Linea Editions, with Hand Engraved Titanium Dials and a New Argentium Silver Case Worn & Wound
Dec 17, 2025

James Lamb Introduces the Linea Editions, with Hand Engraved Titanium Dials and a New Argentium Silver Case

A few years ago (almost two years to the day, in fact) I picked up my James Lamb Origin Series. It’s a watch I had become kind of obsessed with in the months leading up to my purchase, and I’m happy to say that two years into ownership, long after the supposed honeymoon period would have been due to end, I’m still every bit as excited about it as I was on the day it arrived. There are a number of reasons for which we might connect to any particular watch: the aesthetics, the way it wears physically, the way it makes you feel when you wear it, and certainly the philosophy of the maker or brand behind it. I found the Origin Series watches to not only be incredibly beautiful, but the idea that these were handmade objects, pieced together in the traditional way by true artisans was something that always excited me.  Because of the handmade nature of Lamb’s work, that work is sometimes a little slow. He doesn’t participate in the traditional new watch release cycle that so much of the industry is beholden to. So I, along with many other admirers of his work, have been patiently waiting for whatever it is that would come next. Recently, we got our answer in the new Linea Edition. The Linea represents a fairly dramatic uptick in ambition for Lamb – this is not an iteration what we’ve already seen in the Origin Series, but something a little bit bolder. Still, it’s very recognizable as a “James Lamb” and adheres to the same underlying ideas that made those fir...

News – The Finalists and Jury Members for the 2026 Louis Vuitton Watch Prize for Independent Creatives Monochrome
Louis Vuitton Watch Prize Dec 16, 2025

News – The Finalists and Jury Members for the 2026 Louis Vuitton Watch Prize for Independent Creatives

For the second time, following the inaugural edition won by Raúl Pagès, La Fabrique du Temps Louis Vuitton will host a biennial prize that celebrates the creative talent, savoir-faire and audacity of the independent watchmaking industry, to support and encourage artisans and entrepreneurs and accompany future generations, the Louis Vuitton Watch Prize for Independent Creatives. […]

A New Twist on the Ocean Inspired Dive Watch LE from Zenith and Topper Worn & Wound
Grand Seiko dial textures – it’s Dec 15, 2025

A New Twist on the Ocean Inspired Dive Watch LE from Zenith and Topper

The last few weeks of the year are usually pretty quiet on the new release front, but there have been a handful of last minute limited editions come across the wires recently that are definitely of at least some interest. We just brought you news of a new Doxa LE from our friends at Topper Jewelers in Burlingame, CA, and in what amounts to an insanely quick turnaround, they’re back again with what surely has to be their final release of the year, a new collaboration with Zenith. This watch does one of my favorite things a watch can do, which is to completely hide its coolest feature most of the time, only allowing it to be visible under very specific conditions. It’s the same reason I love the less obvious and more subtle Grand Seiko dial textures – it’s the watch equivalent of a secret handshake.  The Defy Extreme Diver Topper Edition is built on Zenith’s contemporary diver platform, an overengineered, 600 meter diver in the Defy line. Zenith has done a nice job of building out their diver selections in the last year or so, almost to the point where it’s hard to believe that they went so long without a true diver in the collection. At the moment,  enthusiasts have the choice between the Defy Extreme Diver like the one seen here, or an only slightly more sedate “Revival” diver that’s essentially a one to one recreation of a vintage reference. The shared DNA between the two is obvious, and the way Zenith has positioned these watches within their own cata...

Introducing: The Seiko Astron SSH187 And SSJ039 - Two Galaxy-Inspired GPS Solar Limited Editions Fratello
Seiko Astron SSH187 Dec 15, 2025

Introducing: The Seiko Astron SSH187 And SSJ039 - Two Galaxy-Inspired GPS Solar Limited Editions

The Seiko Astron SSH187 and SSJ039 form a pair of limited editions built on a familiar Astron GPS Solar platform. The models share a new dial concept based on swirling stars, executed in a dark turquoise tone with a subtle glitter effect. These, then, are aesthetic changes rather than technical ones. Still, we figured they […] Visit Introducing: The Seiko Astron SSH187 And SSJ039 - Two Galaxy-Inspired GPS Solar Limited Editions to read the full article.

Watches, Stories, & Gear: Spielberg’s Mysterious New Film, PlayStation Watches, and More Worn & Wound
Dec 13, 2025

Watches, Stories, & Gear: Spielberg’s Mysterious New Film, PlayStation Watches, and More

“Watches, Stories, and Gear” is a roundup of our favorite content, watch or otherwise, from around the internet. Here, we support other creators, explore interesting content that inspires us, and put a spotlight on causes we believe in. Oh, and any gear we happen to be digging on this week. We love gear. Spielberg’s Mysterious Sci-Fi Film   View this post on Instagram   A post shared by Amblin Entertainment (@amblin) Steven Spielberg has a new, still untitled, original UFO movie coming out next year, and we aren’t talking about it nearly enough. A new sci-fi film from the director of ET, Close Encounters, AI, Minority Report, etc should be a very big deal, and it still might be once people start wrestling with the idea of Spielberg returning to this genre. Very little is known about the movie – the plot has been kept completely under wraps. But it stars Emily Blunt, filmed in New Jersey and the Hudson Valley, was written by David Koepp (a frequent Spielberg collaborator), and this week, the first bit of marketing started to hit. In a handful of cities, large billboards with the June 12 release date, an evocative image, and the words “all will be disclosed” began to appear. We love a mysterious campaign, and the idea that a new, and apparently quite major, Spielberg movie is 6 months away and we know nothing about it is tantalizing.  The Year’s Best in GPS Watches The watch world is full of little niches, and rabbit holes within rabbit holes. Smart watche...

The Best Watches Of 2025 - RJ’s Picks From Breguet, Chopard, Rolex, And More Fratello
Breguet Chopard Rolex Dec 13, 2025

The Best Watches Of 2025 - RJ’s Picks From Breguet, Chopard, Rolex, And More

We’ve almost reached the end of 2025, and what a year it was for horology! First of all, I have the feeling it really flew by. It started with a bang when LVMH hosted its watch week last January, and just last week, I returned to Paris for Breguet’s 250th-anniversary celebration. My picks for the […] Visit The Best Watches Of 2025 - RJ’s Picks From Breguet, Chopard, Rolex, And More to read the full article.

Fratello’s Top 5 Chronograph Watches Of 2025 - Featuring Patek Philippe, Audemars Piguet, Zenith, And More Fratello
Audemars Piguet Zenith Dec 12, 2025

Fratello’s Top 5 Chronograph Watches Of 2025 - Featuring Patek Philippe, Audemars Piguet, Zenith, And More

Another Friday, another list! This week, we continue the series highlighting our favorite watches of 2025. It’s time for our favorite chronographs. Whereas last week’s list of GMT watches wasn’t easy to compile due to a lack of spectacular options, we were not left wanting this week. If anything, 2025 has given us an abundance […] Visit Fratello’s Top 5 Chronograph Watches Of 2025 - Featuring Patek Philippe, Audemars Piguet, Zenith, And More to read the full article.

A Hands-On Introduction To The Playful And Elegant Serica 6190 TXD Fratello
Serica 6190 TXD Last year Dec 10, 2025

A Hands-On Introduction To The Playful And Elegant Serica 6190 TXD

Last year, Serica introduced its new 6190 M.S.L. (Mean Sea Level) collection. With the black, white, or gray dials and non-numerical hand-applied indexes, the watches are dressier alternatives to their sportier field-watch predecessors. Today, the Parisian brand adds another playful yet elegant dial variant to that dressier lineup. Let’s take a look at the new […] Visit A Hands-On Introduction To The Playful And Elegant Serica 6190 TXD to read the full article.

In-Depth: Understanding Isochronism and Oscillators SJX Watches
Breguet overcoils Dec 10, 2025

In-Depth: Understanding Isochronism and Oscillators

The beginning of 2025 marked the 350th anniversary of the hairspring, the invention that made portable precision timekeeping possible. To commemorate the occasion, we published a series of deep dives covering the disputes around its invention, the evolution of spring materials over the years and the finer rules of forming Breguet overcoils. This final instalment examines isochronism. Some initial definitions and considerations A proper and universal definition of isochronism is: the property of an oscillatory system to maintain the same period of vibration despite variation in environmental factors. This implies that a vibrational system’s behaviour is inherent and external factors should not influence its frequency.  A few basic terms help frame the discussion. The period, measured in seconds, is the time taken for the oscillator to travel from one extreme position, through equilibrium, and back again. Frequency, measured in Hertz, is the inverse of the period; a system with a constant period can serve as a stable timebase. The amplitude is the distance swept by the oscillator from the equilibrium point to its extreme position. In practical terms, when saying that a sprung balance has an amplitude of 330°, it means the balance wheel rotates a full 330° in one direction from its equilibrium point before swinging back.  Figure I. Anatomy of a sinusoidal wave. In watchmaking parlance, isochronism means that an oscillator keeps the same period, regardless of its amplit...

Timex, Todd Snyder, and a Mad Men Inspired Marlin Worn & Wound
Timex Todd Snyder Dec 9, 2025

Timex, Todd Snyder, and a Mad Men Inspired Marlin

There’s something strangely fitting about a new Timex collaboration with Toddy Snyder dropping this month in the form of the new Olive Marlin seen here. The Marlin, in its current form, is frequently described as being inspired by the style of the Mad Men era. The AMC series started many menswear trends and the archives of sites like ours and many watch and menswear forums are ripe with stories about Mad Men’s watches, how to achieve the Don Draper look, and so on. Mad Men is on my mind right now though not because of the release of this new piece from Timex, but because of the quite hysterical gaffe made by someone at HBO Max, who inadvertently put up uncut and unedited versions of the show when it made its HBO Max streaming premiere on the first of the month. This was supposed to be a big moment for the debut of the new 4K scans of the show, but instead, everyone is talking about a puke hose.  I’m not the biggest Mad Men guy out there, but I like the show well enough, and I watched a few of my favorite episodes over the weekend to test the waters on a full rewatch. Maybe I’ll report back on that, at some point. For now, I can say that the style of the show (not just the clothes, but entire production design) remains just about perfect at evoking a very specific era, and the watches always played a major role in that. The Marlin would have felt right at home on this set.  For this new Todd Snyder collaboration, the dial has been given a coat of the designer’s ...