F.P. Journe stands as a distinctive force in contemporary watchmaking, driven by the singular vision of its founder, François-Paul Journe. Since its inception, the brand has carved a niche for itself by adhering to a philosophy encapsulated in its motto, "Invenit et Fecit" (Invented and Made). This signifies a commitment not just to assembling watches, but to conceiving, developing, and manufacturing movements and timepieces that often push technical and aesthetic boundaries. The introduction of the Chronomètre Furtif into the lineSport collection represents another chapter in this ongoing narrative of horological exploration.
The story of F.P. Journe is intrinsically linked to the personal journey of François-Paul Journe himself. A graduate of the Paris watchmaking school, Journe spent his formative years restoring complex historical timepieces, an experience that profoundly shaped his understanding and appreciation of traditional horological techniques. This foundation in classical watchmaking, combined with an innate drive for innovation, led him to establish his own brand in 1999. From the outset, the focus was on creating movements of exceptional quality and originality, often incorporating materials like gold for the movement plates and bridges, a signature that continues to distinguish the brand’s creations.
Journe's approach quickly garnered respect among collectors and connoisseurs. Early creations like the Tourbillon Souverain with remontoir d'égalité and the Chronomètre à Résonance demonstrated a willingness to tackle complex mechanical challenges, drawing inspiration from historical masters like Abraham-Louis
Breguet while injecting a unique, modern sensibility. This dedication to horological substance, paired with limited production numbers and a distinct design language, solidified F.P. Journe's reputation as a manufacture producing highly sought-after timepieces for discerning individuals.
The lineSport collection, into which the Chronomètre Furtif is introduced, represents a specific facet of the F.P. Journe identity. While the brand is often associated with classically styled dress watches featuring precious metal cases and intricate complications, the lineSport caters to a desire for robust, wearable timepieces suitable for a more active lifestyle, without compromising on the mechanical integrity and high-level finishing expected from the manufacture. These watches often explore lighter, more durable materials like aluminum alloys, titanium, and, in this latest iteration, advanced ceramics and metals.

Courtesy of F.P. Journe
The Chronomètre Furtif builds upon the foundation laid by a unique piece created for the Only Watch charity auction – the Chronomètre Furtif Bleu, which debuted a Tantalum case and bracelet. For the regular production model, F.P. Journe has opted for an even more specialized material combination, centering on Tungsten Carbide for the main components of the case and bracelet. This choice underscores the lineSport philosophy of utilizing materials known for their performance characteristics, pushing beyond traditional watchmaking alloys.
Tungsten Carbide is a material born from high-temperature processes combining carbon and tungsten. Its selection for the Chronomètre Furtif is deliberate, capitalizing on its remarkable properties. Known for its extreme hardness, it offers exceptional resistance to scratches and abrasions, far exceeding that of steel or even titanium. Furthermore, it possesses high shock resistance and is biocompatible, making it suitable for prolonged contact with the skin. Its near indestructibility ensures the watch maintains its appearance even with regular wear, aligning with the practical intentions of the lineSport collection.
Complementing the Tungsten Carbide, F.P. Journe incorporates Tantalum for specific elements of the watch. The caseback, the protective bumpers integrated into the case flanks, the bezel ring, and the crown are all crafted from this dense, corrosion-resistant metal. Tantalum provides a subtle visual contrast, often exhibiting a slightly darker, bluish-grey hue compared to other metals, and its polished finish stands out against the sandblasted texture applied to the main Tungsten Carbide surfaces, adding a layer of visual complexity to the watch's exterior.
The case itself measures 42mm in diameter, a contemporary size that offers presence on the wrist while remaining wearable. Despite the robustness suggested by its materials, the watch maintains a relatively slim profile with an overall height of 9.50mm. This thinness contributes significantly to its comfort and wearability, preventing it from feeling overly bulky. The finishing applied is meticulous: the main Tungsten Carbide surfaces of the case and bezel feature a fine sandblasted texture, lending them a stealthy, matte appearance, while the Tantalum elements – the caseback, bumpers, and bezel ring – are polished to a high shine, creating a dynamic interplay of light and texture.
Perhaps the most defining feature of the Chronomètre Furtif is its dial, which embodies the watch's name – "Furtif," meaning stealthy or secret. Crafted from a base of white gold, the dial undergoes the demanding process of Grand Feu enameling to achieve its deep, mirror-polished anthracite grey surface. This ancient technique involves applying layers of enamel powder and firing them at extremely high temperatures (around 800°C or 1470°F), fusing the enamel to the metal base to create a glassy, durable, and color-fast surface. Achieving a perfect mirror polish on enamel is particularly challenging.

Courtesy of F.P. Journe
The "secret" aspect lies in the application of the numerals and minute track. Instead of being printed or applied in a contrasting color, they are rendered with a frosted or matte finish directly onto the polished enamel surface. This subtle difference in texture means that the indications are almost invisible when viewed directly. They only reveal themselves when the watch is tilted, catching the light at specific angles. This effect required significant development, with F.P. Journe stating it took 18 months of research and testing to perfect the technique. It creates a unique and deeply personal interaction with the watch; the time is primarily displayed for the wearer alone.
The hands chosen for the Chronomètre Furtif complement the dial's discreet nature. The hour and minute hands are fashioned from steel and treated with a matte rhodium plating, giving them a subdued grey finish that harmonizes with the anthracite dial. In contrast, the central seconds hand is rendered in a distinct white color, providing a clear point of focus against the dark background and ensuring readability of the passing seconds without disrupting the overall stealthy aesthetic.
Powering the Chronomètre Furtif is the Calibre 1522, a manual-winding movement developed and manufactured in-house by F.P. Journe. True to the brand's tradition, the main plates and bridges of the movement are crafted from 18-karat rose gold, a hallmark that provides a warm, luxurious contrast to the technical nature of the case and dial. Winding the watch requires approximately 38 turns of the crown to reach its full power reserve.

Courtesy of F.P. Journe
The movement's architecture displays hours, minutes, and central seconds on the dial side. A notable technical feature is the implementation of a nearly linear gear train for the seconds hand. Furthermore, the seconds hand is mounted directly onto the axis of its dedicated wheel, showcasing F.P. Journe's approach to optimizing mechanical pathways and configurations within the movement, always seeking refinement and efficiency in design.
Turning the watch over reveals the meticulously finished rear side of the Calibre 1522, visible through the Tantalum caseback. Symmetrically positioned are two key indications: a power reserve indicator located at 12 o'clock, displaying the remaining energy stored in the mainspring (up to approximately 56 hours), and a moon phase display situated at 6 o'clock. This arrangement provides functional information while maintaining a sense of visual balance across the movement plate.
The Calibre 1522 operates at a frequency of 3 Hz, or 21,600 vibrations per hour. It features a free-sprung balance, a design favored in high-precision chronometers for its stability and ease of regulation. The balance wheel itself is equipped with four adjustable inertia weights, allowing the watchmaker to finely tune the rate without altering the active length of the hairspring. The hairspring is a flat Anachron microflamed spring, attached to a Nivatronic collet via laser welding, demonstrating the blend of traditional principles and modern manufacturing techniques employed by the manufacture.
Technical specifications further detail the movement's construction. It measures 33.50mm in diameter and 5.90mm in height. The escapement is a traditional linear lever type with 15 teeth. The time-setting function is accessed via position 3 of the crown, while the moon phase can be adjusted in position 2. The specified amplitude figures – 320° when fully wound (dial up) and 280° after 24 hours (dial up) – indicate a healthy and stable performance expected from a chronometer-grade movement.
The finishing applied to the Calibre 1522 is executed to the high standards synonymous with F.P. Journe. The 18K rose gold mainplate features circular graining (perlage) and a distinct "Grain d'Orge" (barleycorn) guilloché pattern. The bridges are adorned with circular Côtes de Genève stripes, and their edges are meticulously bevelled and polished (anglage). Steel components receive various finishes depending on their function and location, including mirror-polishing, bevelling, satin finishing, and circular graining. Even the screw heads are polished and feature chamfered slots, while pegs have polished rounded ends, details highlighting the thoroughness of the decoration.
The bracelet seamlessly integrates with the case, constructed primarily from the same Tungsten Carbide material. It features a three-row, flat-link design that offers a comfortable and secure fit on the wrist. Like the case, the flat surfaces of the links are sandblasted for a matte finish, while the sides of the links are polished, mirroring the finishing contrast seen on the case and adding a subtle refinement to the bracelet's appearance.

Courtesy of F.P. Journe
Securing the bracelet is a folding clasp made from Titanium, chosen for its lightweight and hypoallergenic properties. The clasp is capped with Tantalum, ensuring visual continuity with the accents found on the watch case itself. This combination of materials in the clasp ensures both security and comfort for the wearer, balancing the heft of the Tungsten Carbide links.
The creation of the Chronomètre Furtif involves the combined expertise of various entities under the F.P. Journe umbrella. The intricate case and bracelet construction benefits from the skills of Les Boîtiers de Genève, the brand's dedicated case-making facility. Similarly, the challenging Grand Feu enamel dial is produced by Les Cadraniers de Genève, the in-house dial artisans. This vertical integration allows F.P. Journe to maintain strict control over quality and execution at every stage of production, from movement design to final assembly.
The total number of components underscores the complexity of the timepiece. The Calibre 1522 movement alone comprises 197 parts, while the complete watch, cased up on its bracelet, consists of 422 individual components. The movement is jewelled with 21 synthetic rubies, which serve as low-friction bearings for rotating parts, contributing to the longevity and accuracy of the calibre.
The Chronomètre Furtif is positioned as a watch that allows the owner to "rediscover a fundamental joy: that of having time for yourself alone." This speaks directly to the unique nature of the dial, where the time indication is subtle and revealed primarily to the wearer's perspective. It moves away from overt displays, offering a more intimate and personal relationship between the owner and their timepiece, a quality enhanced by the tactile nature of the advanced materials used.
Regarding availability and pricing, F.P. Journe operates on a model of limited annual production across its entire range. New releases, especially those featuring innovative materials and techniques like the Chronomètre Furtif, are typically produced in small quantities and are highly sought after by collectors. While specific pricing details are best obtained directly from F.P. Journe or its official points of sale, watches from the manufacture command premium prices reflective of the in-house development, craftsmanship, precious materials used in the movement, and the brand's exclusivity. The Chronomètre Furtif, with its unique combination of Tungsten Carbide, Tantalum, Grand Feu enamel, and a sophisticated in-house movement, sits firmly within this upper echelon of modern watchmaking.
Case: Tungsten carbide, 42 mm diameter, 9.50 mm total height. Tantalum caseback, bumper, bezel ring, and crown. Finishing features sandblasted case and bezel, with polished Tantalum elements.
Movement: Manual-winding Calibre 1522 in 18K rose Gold. 33.50 mm diameter, 5.90 mm height. 3 Hz (21,600 V/H) frequency, 56 +/- 2 hours power reserve, 21 jewels. Free-sprung balance, linear lever escapement. Displays power reserve and moon phase on the back. Features extensive high-end finishing including Côtes de Genève and circular graining.
Dial: Mirror-polished anthracite grey Grand Feu enamel on a white Gold base. Frosted/matte numerals and minute track visible only at specific angles to the light. Central hours, minutes, seconds. Matte rhodium-plated steel hour/minute hands, white color steel seconds hand.
Strap: 3-row flat-link bracelet in Tungsten Carbide. Sandblasted finish with polished sides. Folding clasp made of Titanium with a Tantalum cap.
Reference Number: CF
Notes: Features a unique "furtif" dial where numerals are only visible when tilted. Case combines highly durable Tungsten Carbide with contrasting Tantalum accents. Movement includes a novel nearly linear gear train for the seconds hand.