Lunar Chronograph Aurora

Armin Strom proudly presents the Mirrored Force Resonance Ice Blue, a limited edition timepiece that exemplifies the brand’s dedication to horological innovation and artisanal excellence. With only 15 pieces available worldwide, this release marks a bold evolution in the art of synchronized timekeeping.

The watch features a striking ice blue sunray guilloché dial, crafted using a traditional hand-operated rose engine lathe. Its off-center layout and radiant finish create a captivating play of light beneath the sapphire crystal, while beveled and polished indexes and hands add depth and movement to the design.

At the core of this timepiece is the manually wound Caliber ARF21, a technical breakthrough in resonance watchmaking. Armin Strom’s patented clutch system connects two balance wheels, allowing them to oscillate in opposite directions and synchronize for enhanced precision and stability. Twin seconds counters provide a visual representation of this resonance effect, and a pusher at 2 o’clock resets the counters, offering a clear demonstration of the mechanism’s accuracy.

The movement is hand-finished to haute horology standards, with Geneva stripes, perlage, and black-polished screws visible through the transparent case back. Each watch is assembled twice to ensure both mechanical integrity and flawless finishing.

Encased in a 43 mm stainless steel case and paired with a dark blue Alcantara strap, the Mirrored Force Resonance Ice Blue is a celebration of independent Swiss watchmaking and the science of movement.
 

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Armin Strom proudly unveils a new expression of its horological mastery with the launch of the Mirrored Force Resonance in 18K Rose Gold. This limited edition marks a significant milestone for the brand’s most iconic timepiece, blending technical innovation with timeless elegance.

A First in Rose Gold

For the first time, Armin Strom’s signature case is crafted from 18K rose gold, offering a warm and luxurious aesthetic. The 43 mm case features alternating brushed and polished finishes, enhancing its sculptural presence. Beneath the sapphire crystal, a bold black off-centre dial showcases a handcrafted sunray guilloché pattern, created using a traditional rose engine lathe. A chapter ring with circular finishing adds depth and texture, while a dark grey Alcantara strap completes the refined look.

Resonance Engineered for Performance

At the heart of this timepiece lies the Caliber ARF21, a manually wound movement that exemplifies Armin Strom’s pioneering work in resonance watchmaking. The patented Resonance Clutch Spring synchronizes two independent balance wheels, enhancing precision and chronometric stability. A pusher at 2 o’clock resets the twin seconds counters, offering a visual demonstration of the resonance mechanism’s accuracy.

Craftsmanship Without Compromise

Every surface of the movement is meticulously hand-finished, visible through sapphire crystals on both sides of the case. Techniques such as hand-beveling, black polishing, perlage, and circular graining highlight Armin Strom’s commitment to haute horology. Each watch is assembled twice to ensure mechanical integrity and flawless finishing.

Limited Edition of 15 Pieces

This exclusive release is limited to just 15 pieces, each priced at CHF 88,000. It represents a rare opportunity to own a timepiece that embodies both technical brilliance and artisanal beauty.
A Statement from Claude Greisler

“The introduction of an 18-karat rose gold case marks a significant milestone for the Mirrored Force Resonance series. This choice of material not only enhances the aesthetic appeal but also underscores our commitment to offering a diverse range of options to our clientele,” said Claude Greisler, Co-Founder and Master Watchmaker at Armin Strom.

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Independent manufacture Greubel Forsey has unveiled the Balancier QM ($GF09cm$), marking a historic milestone for the workshop by officially naming its highest, most uncompromising hand-finishing standard: Qualité Musée (Museum Quality). While this meticulous level of execution has been quietly embedded into every single timepiece crafted by the Atelier since its founding in 2004, the Balancier QM is the first model to formally carry the designation. Driven forward by a dedicated research wing within the brand’s proprietary EWT (Experimental Watch Technology) Laboratory, this standard mandates that every individual component, whether fully visible through the sapphire crystals or buried deep within the gear train, must hold up as a standalone work of art.

The mechanical architecture of the Balancier QM is a tour de force of in-house micro-engineering and innovation. Most notably, the timepiece features a specialized hairspring manufactured entirely in-house from the raw alloy stage up—a rarity in modern watchmaking accomplished via restored antique machinery. This is paired with an impressive $12.60\text{ mm}$ variable-inertia balance wheel and a cutting-edge bi-level escapement system that utilizes unique convex pallet-jewels, allowing light to softly diffuse through the rubies rather than abruptly reflecting off flat surfaces. Illustrating the immense labor required for the Qualité Musée standard, the steel balance wheel bridge alone requires seven distinct hand-finishing techniques, ranging from flawless mirror barrel polishing to extra-large $0.40\text{ mm}$ hand-polished bevels.

Visually, the timepiece presents an intricately layered, three-dimensional landscape neatly organized within a highly compact 39.60mm white gold case. The movement architecture encourages deep visual exploration; the escapement is nestled into the lowermost depths of the chassis, while the eye naturally ascends past a high-set small seconds sub-dial, flame-blued polished steel hands, and a raised chapter ring. Beneath this upper track, a power-reserve indicator slips mysteriously across a dedicated sector to track the watch's 72-hour chronometric power delivery, sustained by two fast-rotating, series-coupled mainspring barrels. True to Greubel Forsey’s signature underplayed luxury, the words "Qualité Musée" are entirely absent from the dial, hidden instead on a secret internal plate deep inside the movement.

Limited to just 33 exclusive timepieces worldwide, the Balancier QM represents a deliberate strategic pivot for Greubel Forsey toward smaller, more wearable case dimensions without sacrificing an ounce of technical complexity. The manufacture openly acknowledges that achieving this level of structural perfection across all 298 movement parts demands an extraordinary expenditure of time, which will intentionally reduce the company's overall production volume heading into 2027. Looking ahead, the Qualité Musée standard will serve as the foundation for a series of compact releases, including a highly anticipated movement under development at the EWT lab featuring a gear train crafted entirely from solid gold.
 

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Arnold & Son presents two new evocative versions of its ultra-thin HM model, featuring dials crafted from Namibian pietersite. Often called the "stone of storms," this decorative mineral belongs to the chalcedony family and was first discovered by Sid Pieters in the early 1960s. Each unique dial displays delicate, swirling patterns that recall the turbulent skies and foaming waves of Cornwall, the English birthplace of founder John Arnold. This design pays tribute to the ingenuity of the legendary watchmaker while celebrating the spirit of those who maintain their course in a challenging world.

The designation "HM" was intentionally chosen to reflect the watch's focus on displaying only hours and minutes, while simultaneously serving as a historical nod to the British Royal Navy. In naval tradition, HM stands for "His or Her Majesty’s," a title that appeared in the 17th century and was later formalized as HMS. By transposing this reference to watchmaking, Arnold & Son connects the precision of modern horology with England's maritime history, specifically the era when John Arnold’s marine chronometers enabled the exploration of new lands.

Encased in a choice of 18-carat red gold or stainless steel, the HM Pietersite is a masterpiece of elegance and restraint. The case measures a refined 39.5 mm in diameter with a remarkably slim profile of just 7.82 mm. To complement the dreamlike, diaphanous patterns of the pietersite dial, the timepiece is paired with a matte ink-blue alligator leather strap and a traditional pin buckle crafted from the same metal as the case. These limited editions are produced in extremely small quantities, with only 8 pieces available in red gold and 18 in steel.

At the heart of this timepiece lies the ultra-thin, in-house A&S1001 manual-winding calibre. Visible through a sapphire crystal case back, the movement is a showcase of luxury finishing, featuring a rhodium-plated main plate with circular graining and bridges adorned with radiating Côtes de Genève. Despite its slender height of only 2.70 mm, the movement offers exceptional performance with a generous 90-hour power reserve. Every detail, from the snail-finished wheels to the blued screws with polished heads, reflects the most exacting standards of Swiss watchmaking.

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Independent manufacture Romain Gauthier illuminates its modern horological vision with the unveiling of the C by Romain Gauthier Titanium Edition Bracelet Lumen dial (Ref. MON00585). For the very first time, the brand integrates a full Super-Luminova dial into its celebrated Freedom collection, using light itself as a core design material. Deliberately paired with the C by Romain Gauthier Titanium Edition Bracelet—available for the first time in a limited edition of just 28 pieces—this creation redefines nocturnal legibility with ergonomic, everyday titanium luxury.

By day, the timepiece displays a refined, crisp white aesthetic anchored by sharp Grade 5 titanium numerals, indices, and hands. When darkness falls, the entire watch face transforms into a brilliant blue glow, creating a striking contrast that ensures effortless readability in any lighting condition. The integrated Grade 5 titanium bracelet—meticulously finished with alternating satin-brushed and hand-polished facets—flows seamlessly from the 41mm x 9.55mm case (47.8mm lug-to-lug), providing lightweight comfort and an uninterrupted, architectural silhouette.

Beneath the luminous dial lies an uncompromising expression of high-end Swiss watchmaking. Visible through the sapphire display back, the in-house hand-wound calibre crafted in natural Grade 5 titanium showcases Romain Gauthier’s heritage from the Vallée de Joux through modern "stepped" finger bridges. Each bridge is meticulously decorated with an exclusive hand-engraved dimpled texture, standing out against a hand-frosted movement mainplate while delivering a robust 60-hour power reserve.

Technical precision remains central to the manufacture's DNA, highlighted by the inclusion of a clever stop-seconds mechanism driven by a snail cam—a signature innovation inspired by the acclaimed Logical One. Pulling the off-center crown halts the balance wheel, while pushing it back in triggers the snail cam to deliver a subtle physical impulse, ensuring the movement restarts instantly. Strictly limited to 28 pieces worldwide, the C by Romain Gauthier Titanium Edition Bracelet Lumen dial represents an extraordinary convergence of glowing nighttime drama and superlative independent watchmaking.
 

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