As an integral part of the appraisal book, the Watchfid Score is designed to analyse and take into account as best as possible a wide diversity of information such as the conformity and condition of the watch and its components, the rarity of certain configurations or any other specific information, such as a prestigious history.

The appraisal books are prepared at a given date and consequently refer to an analysis performed at a precise moment, bearing in mind that the condition and sometimes certain characteristics of the watch and its parts may evolve over time.

The Omega Constellation was introduced in 1952 as the brand’s flagship line of precision chronometer watches.

It was designed to showcase Omega’s expertise in high-accuracy movements and observatory-tested calibres. Early models featured automatic movements from the 30 mm family, many certified as chronometers. The dials were elegant and refined, often with applied indices, dauphine hands, and date windows.

The collection quickly became a symbol of luxury, technical excellence, and timeless style. The “pie-pan” dials became iconic, highly sought-after by collectors for their distinctive profile.

Throughout its history, the Constellation maintained Omega’s focus on precision, innovation, and elegance. Today, it remains one of Omega’s most recognizable and prestigious collections worldwide.

The vintage Omega De Ville collection emerged in the 1960s as a refined and elegant offshoot of the Seamaster line, aimed at offering sleek dress watches with timeless design and high-quality movements. Originally, De Ville models were part of the Seamaster collection, but their popularity led Omega to establish De Ville as a standalone line in 1967.

The De Ville watches were designed with slimmer, more elegant profiles, emphasizing understated sophistication for formal and professional settings. Case materials included stainless steel, gold-capped, and solid gold, typically ranging from 33 mm to 36 mm, making them classic in proportion. Movements were manual-winding or automatic, often from Omega’s reliable calibre families, ensuring precision, durability, and smooth performance. Many De Ville models also featured date complications.

The De Ville line became known for combining Omega’s technical expertise with classic dress watch styling, bridging the gap between everyday functionality and luxury appeal.

The Omega Genève collection was introduced in the mid-1950s and became particularly prominent in the 1960s and 1970s. Originally named to honor the city of Geneva, a center of Swiss watchmaking excellence, the Genève line was positioned as a versatile, elegant, and accessible collection within Omega’s portfolio.

These watches were designed to combine precision, reliability, and timeless style at a more approachable level than the brand’s premium lines such as the Constellation or Seamaster. Cases were typically stainless steel, gold-capped, or solid gold, with sizes ranging from 33 mm to 36 mm, offering a classic fit for a wide audience. The Genève watches were powered by manual-winding or automatic movements, including some of Omega’s high-quality calibre families, ensuring accurate timekeeping and robust performance. Many models also featured date functions, adding practical everyday utility.

Over the decades, the Genève line became known for its versatility, appealing both as a professional dress watch and a casual everyday timepiece.

The Omega Seamaster, introduced in 1948, marked the beginning of one of Omega’s most iconic watch lines. It was designed to combine robustness, water resistance, and refined elegance for everyday wear. Inspired by Omega’s experience with military watches during World War II, the Seamaster offered civilian users a highly reliable timepiece.

Early models featured stainless steel or gold-capped cases with screw-in casebacks for enhanced protection against dust and moisture. The watches were powered by high-precision manual-winding or early automatic movements, including the legendary 30 mm calibre family. Dials were clean and minimalist, with applied indices and dauphine hands for optimal legibility. Some models included subtle sector-style or crosshair dial designs, reflecting the design trends of the late 1940s. Case sizes typically ranged from 34 to 36 mm.

The Seamaster line emphasized versatility, making it suitable for both professional and casual wear. Its combination of durability and refined aesthetics established Omega’s reputation for precision sports watches.

The vintage “Automatic” collection by Omega represents Omega’s pioneering work in self-winding wristwatches, produced primarily from the 1940s through the 1970s. These timepieces reflect the brand’s commitment to precision, durability, and elegant design while embracing the convenience of automatic winding.

At the heart of the collection are high-quality automatic movements, such as the legendary Calibre 500 series and later iterations, which are celebrated for their reliability and smooth rotor mechanisms. These movements allowed the watches to maintain accurate timekeeping without daily manual winding, a feature that helped popularize wristwatches for everyday use.

Design-wise, vintage Omega Automatic watches exhibit a balance of style and practicality: case sizes generally range from 34 mm to 38 mm, with both stainless steel and gold options available, dials are clean and readable, often featuring applied indices, dauphine or baton hands, and subtle branding, and many models include date windows.

Belonging to the “Trésor” line at Omega is based on a combination of historical, technical, and commercial criteria, rather than a clearly marked label on the dial. Trésor watches belong to a relatively narrow timeframe: mainly late 1940s to mid-1950s, with a core production around 1949–1955.

A true Trésor is typically equipped with a movement from the 30 mm family, with a chronometer-level adjustment, and a case made in solid gold.

Unlike lines such as Seamaster or Constellation, “Trésor” is almost never written on the dial. The name appears mainly in period catalogues, Omega documentation, or occasionally on the caseback (rare). Trésor models were positioned as premium dress watches within Omega’s range, most often in yellow or pink gold, with higher-quality. While not an absolute rule, most Trésor watches share a case size around 34–36 mm, clean, minimalist dials with applied hour markers and dauphine hands.

The “Goldfilled” watches by Omega represent a refined and historically significant segment of the brand’s mid-20th-century production. Created between the 1930s and 1960s, these timepieces were designed to offer the elegance of gold while remaining more accessible than solid gold models.

“Goldfilled” refers to a manufacturing technique in which a thick layer of gold is mechanically bonded to a base metal core. Unlike simple gold plating, this process ensures greater durability and resistance to wear, allowing the watch to retain its rich, warm appearance over decades of use. Aesthetically, these watches embody the understated sophistication of their era.

At their core, Omega equipped these watches with reliable manual-winding movements, including renowned calibres such as the 30T2 and its derivatives – celebrated for their precision, robustness, and historical importance in chronometry.

The “30 mm” collection by Omega represents one of the most significant chapters in the brand’s history of precision watchmaking. Introduced in the late 1930s, the “30 mm” designation refers not to the case size, but to the diameter of the movement – an innovative approach at the time that allowed Omega to focus on performance and reliability.

At the heart of these watches lies the legendary 30T2 movement and its later evolutions, which quickly earned a reputation for exceptional accuracy and robustness. These calibres were widely used in observatory trials, where Omega achieved remarkable success, reinforcing its status as a leader in chronometry.

Aesthetically, the watches are understated and timeless. Typically housed in modestly sized cases – often between 33 mm and 35 mm – but also in oversized ones – 37 to 39 mm – they feature clean dials with Arabic numerals or simple baton markers, small seconds subdials, and elegant leaf or dauphine hands. Materials ranged from stainless steel to gold, reflecting both everyday practicality and refined luxury.

Otalia’s profile is not a typical one. A graduate of a school of Applied Arts, Otalia started her career in the fashion industry, in some of the finest Parisian Haute Couture brands, and then moved from design to communication.

After 25 years in press and public relations, Otalia has mastered the luxury sector working for the finest brands in the cosmetics, media and watchmaking sectors. Her last 10 years with Omega marked a decisive turning point towards a new passion: watches/timepieces. Through her experiences and extensive travels, Otalia has built up a fabulous network of journalists, talents and celebrities of all kinds.

Otalia is responsable for the global communications of the Group.

Olivier is a French national who trained in finance, audit and administration. He has been the deputy CEO of a leading French bank specialized in wealth management for almost 10 years. Prior to that, and after consolidated experiences in various financial institutions, he has been the CFO of a leading international asset management firm for 8 years.

With more than 25 years of experience in the financial sector at a management level, Olivier joined Watchfid at its first stage as a Senior Advisor. His role is to advise the Company by giving it the benefit of his financial, organizational, and management skills.

Olivier is the Chief Operating Officer of the Company and is also managing the Parisian office.

Grégoire is a Swiss national, biologist by training. He then specialised in a new field at the time: bioinformatics.

He became a watch enthusiast as a teenager when he got his first Omega. A few years later, he started serious research as a watch collector by gathering data on a selection of models like the Omega Speedmaster Moonwatch. Applying the scientific rigor from his research career and a methodology stemming from previous experiences, he developed a systematic and very detailed database for several models, referencing his observations as well as the market trends for vintage watches, which was one of the starting point for the Watch Books Only project.

Grégoire is managing all the research aspects and the databases of watches.

Anthony is a French national and trained aeronautical engineer who swiftly turned to an international career in finance, focusing on capital markets and investment businesses. He has held numerous management positions for major international financial players, successively in private banking, asset management, private equity and family offices.

His longstanding fascination for both modern and vintage watches led him to begin collecting several types of model at a very early age, and after having devoted a significant share of his time to studying and analyzing the watch market, he started writing watch books and created the Watch Books Only series, together with Grégoire Rossier.