Rolex SA is a Swiss watch brand and manufacturer based in Geneva, Switzerland. Founded in 1905 as Wilsdorf and Davis by German businessman Hans Wilsdorf and his brother-in-law Alfred Davis in London, the company registered Rolex as the brand name of its watches in 1908 and became Rolex Watch Co. Ltd. in 1915. After World War I, the company moved its base of operations to Geneva because of the unfavorable economy in the United Kingdom. In 1920, Hans Wilsdorf registered Montres Rolex SA in Geneva as the new company name ; it later became Rolex SA. Since 1960, the company has been owned by the Hans Wilsdorf Foundation, a private family trust.
Omega SA is a Swiss luxury watchmaker based in Biel/Bienne, Switzerland. Founded by Louis Brandt in La Chaux-de-Fonds in 1848, the company formerly operated as La Generale Watch Co. until incorporating the name Omega in 1903, becoming Louis Brandt et Frère-Omega Watch & Co. In 1984, the company officially changed its name to Omega SA and opened its museum in Biel/Bienne to the public. Omega is a subsidiary of The Swatch Group.
Adrienne Vittadini is an American fashion designer.
Clocks and watches with a 24-hour analog dial have an hour hand that makes one complete revolution, 360°, in a day. The more familiar 12-hour analog dial has an hour hand that makes two complete revolutions in a day.
The Rolex Cosmograph Daytona is a mechanical chronograph wristwatch designed to meet the needs of racing drivers by measuring elapsed time and calculating average speed. Its name refers to Daytona, Florida, where racing flourished in the early 20th century. It has been manufactured by Rolex since 1963 in four distinct generations ; the second series was introduced in 1988, the third in 2000 and the fourth in 2023. While cosmetically similar, the second series introduced a self-winding movement, and the third series brought manufacture of the movement in-house to Rolex.
The Pathfinder & Rover Explorer Scouts' Association (P-RESA) is an independent Traditional Scouting Association in the United Kingdom, with International branches. The Association's training programme runs along the lines of Baden-Powell's original Scouting for Boys, upholding the traditions and practices set out by B-P, using the 1938 Boy Scouts' Association Policy Organisation & Rules (POR) as its basis.
The Rolex Oyster Perpetual Date GMT Master is part of the Rolex Professional Watch Collection. Designed in collaboration with the now defunct Pan American Airways of the United States for use by their pilots and navigators, it was launched in 1954.
The Rolex Oyster Perpetual Submariner is a line of sports watches designed for diving and manufactured by Rolex, resistant to water and corrosion. The first Submariner was introduced to the public in 1954 at the Basel Watch Fair. It was the first watch to be waterproof up to 100 metres (330 ft). The Rolex Submariner is considered "a classic among wristwatches", manufactured by one of the most widely recognized luxury brands in the world. Due to its huge popularity, there are many homage watches by well-established watchmakers, as well as illegal counterfeits. The Rolex Submariner is part of Rolex's Professional line.
Hans Wilsdorf was a German businessman, best known as the founder of Rolex and Tudor. Wilsdorf's philosophy for the companies was "only great marketing is needed to make a company successful".
A diving watch, also commonly referred to as a diver's or dive watch, is a watch designed for underwater diving that features, as a minimum, a water resistance greater than 1.1 MPa (11 atm), the equivalent of 100 m (330 ft). The typical diver's watch will have a water resistance of around 200 to 300 m, though modern technology allows the creation of diving watches that can go much deeper. A true contemporary diver's watch is in accordance with the ISO 6425 standard, which defines test standards and features for watches suitable for diving with underwater breathing apparatus in depths of 100 m (330 ft) or more. Watches conforming to ISO 6425 are marked with the word DIVER'S to distinguish ISO 6425 conformant diving watches from watches that might not be suitable for actual scuba diving.
The Rolex Oyster Perpetual Datejust is a self-winding chronometer manufactured by Rolex. Launched in 1945, the Datejust was the first self-winding chronometer wristwatch to indicate the date in a window on the dial. Today, it is available in a variety of sizes from 28mm to 41mm, in stainless steel, two-tone gold, and solid gold versions.
The Rolex Oyster Perpetual Date Sea-Dweller is a line of diver's watches manufactured by Rolex, with an underwater diving depth rating of 1,220 meters and up to 3,900 metres (12,800 ft) for the Sea-Dweller Deepsea variant. In 2022 the dimensionally large Deepsea Challenge Sea-Dweller variant with an official depth rating of 11,000 metres (36,090 ft) was added to the line. The Rolex Sea-Dweller is part of Rolex's Professional line.
The Rolex Yacht-Master is a luxury sports watch manufactured by Rolex and first introduced in 1992 as Reference 16628 in 18-karat yellow gold. In 1994, Rolex released a lady's model (69628) and a mid-size model (68628) at 35mm, marking the first time in Rolex history that a professional series watch was available in smaller than the standard size case. In 1996, Rolex introduced two-tone to the lady's and mid-size line.
The Rolex Oyster Perpetual Milgauss is a wristwatch model introduced by Rolex in 1956 with model number 6541. The Milgauss was advertised as “designed to meet the demands of the scientific community working around electromagnetic fields”. The first of its kind, it is capable of withstanding magnetic fields of up to 1,000 gauss and became known for being worn by scientists at the European Organization for Nuclear Research (CERN) in Geneva. Its resistance to magnetic interference stems from a shield inside the case made of ferromagnetic alloys, which protects the movement. This shield consists of two components, one screwed to the movement and the other to the case. In addition, its Caliber 3131 movement includes paramagnetic materials.
The Rolex Oyster Perpetual Day-Date is a COSC certified, self-winding chronometer manufactured by Rolex. Initially presented in 1956, the Day-Date was the first watch to display the date as well as the day, spelled in full. The calendar display is offered in 26 languages.
The 2011 Monte-Carlo Rolex Masters, a men's tennis tournament for male professional players, was played from 9 April through 17 April 2011, on outdoor clay courts and was part of the ATP World Tour Masters 1000 category of the 2011 ATP World Tour. It was the 105th edition of the annual Monte Carlo Masters tournament, which was sponsored by Rolex for the third time. It took place at the Monte Carlo Country Club in Roquebrune-Cap-Martin, France, near Monte Carlo, Monaco.
The Rolex Yacht-Master II is a sport watch made by Rolex, unveiled in 2007 and first introduced in March 2010 with the models 116688 and 116689. One year later, in 2011, Rolex introduced the model 116681 which was made from steel and everose gold. At Baselworld 2013, the watch was available for the first time in 904L steel, the model 116680, fitted with a Cerachrom bezel insert in blue ceramic. Originally, the Yacht-Master II used Rolex's 4160 movement but with the introduction of the model 116680 in 2013, the movement was updated to the 4161 movement specifically designed for the Yacht-Master II. All Yacht-Master II watches have a case size of 44mm.
Alfa Romeo II is a maxi yacht designed in 2005 by Reichel/Pugh for yachtsman Neville Crichton. First-to-finish in the 2009 Transpacific Yacht Race, she also set a new elapsed-time Transpac race record for monohulls.
Montres Tudor SA, or simply Tudor, is a Swiss watchmaker based in Geneva, Switzerland. Registered in 1926 by Hans Wilsdorf, founder of Rolex, the brand remains a sister company to Rolex; both companies are owned by the Hans Wilsdorf Foundation. Tudor was initially known for watches produced for the military and professional divers. From the 1960s to 1980s, several navies issued Tudor Submariners to their divers, including the US Navy SEALs and the French Marine Nationale.
