Rolex Oyster Perpetual Waterproof Guide 2021

Is Rolex Oyster Perpetual waterproof?

It is likely that you are interested in the Rolex Oyster Perpetual's water resistance or waterproofness when you are about to purchase or own one. Ultimately, no watch can guarantee 100 percent water immunity; therefore, there is no truly waterproof watch. A watch that is waterproof implies that it can never leak, so there is no such thing as a waterproof watch because all watches leak once enough water pressure is applied to them.

Waterproof rating for Rolex Oyster Perpetual watches is 100 meters / 330 feet. This means that Rolex Oyster Perpetual watches have a water-resistance limit of 100m/330ft; past this limit, they're not waterproof.

Since Rolex Oyster Perpetuals are made by a manufacturer with expertise in water resistance, they are guaranteed waterproof up to 100 meters/330 feet. When buying a high-priced watch, it's important to have peace of mind about it water resistance.

What makes a Rolex Oyster Perpetual guarrantee waterproof up to 100 meters / 330 feet

For those looking for an expensive Rolex Oyster Perpetual watch, you need to know that they come with a waterproof guarantee of 100 meters. Hans Wilsdorf, Rolex's founder in the early 20th century, invented waterproof watches. His invention, the Rolex Oyster, significantly improved watch water resistance. The Rolex Oyster Perpetual watches feature an Oyster case in addition to being water-resistant up to 100 meters.

The waterproof rating of all Rolex Oyster Perpetual watches is 10 ATM/BAR, or 330 feet/100 meters. Water-resistance is, however, even greater for the Rolex Submariner and Deep Sea. A Rolex Submariner, with a depth rating of 300 meters, and a ROLEX Deep Sea, with a depth rating of 1200 meters, are both waterproof.

There are specific reasons for the water resistance on Rolex Oyster Perpetual watches. These watches are all waterproof up to 100m because they are constructed using water-resistant components. Two Rolex characteristics are essential to the water-resistance of a Rolex Oyster Perpetual:

The Rolex Oyster Perpetual has water-resistant Oyster case

For its case back, Rolex uses a threaded Oyster case, and its element is attached to its middle caseplate, unlike most brands. Because the gaskets are compressed, the Rolex Oyster Perpetual Oyster case has a hermetically sealed design. Water is less likely to penetrate into the sealed case when the gaskets are compressible under pressure.

Water resistance is maximized by the Oyster Perpetual's Twinlock Crown

Water damage is most likely to occur at the crown stem hole of watches. The crown stem is attached to the movement through a hole on the edge of the case. The crown seal must be repeatedly compressed, chafed, and stressed, repeatedly rotating, winding, and turning it to adjust the time.

Rolex Oyster Perpetual watches are water-resistant due to the twinlock crown. The crown mechanism contains multiple gaskets that are compressed in and around the device. Compared with other watches available on the market, the Twinlock's screw-down configuration offers greater water resistance.

As long as the Rolex Oyster Perpetual is maintained properly, it remains water-resistant up to 100 meters / 330 feet. The Rolex Oyster Perpetual waterproof guarantee will need to be serviced and maintained throughout its lifetime.

Rolex Watches with the highest level of water resistance

Rolex watches have high water-resistance levels, making them almost waterproof. Scuba diving at depths of 534 meters is the deepest in the world. Water-resistance for the Rolex Sea Dwellers is 1200 meters/4000 feet, while the Rolex Deepsea is 3900 meters/12800 feet. Due to high water pressure, humans cannot survive at such depths. Therefore, Rolex watches can be considered waterproof.

Rolex water resistance reputation

It is important to consider the standards and history of watch brands in terms of water-resistant technology. The Rolex Oyster Perpetual water resistance illustrates that all watches are not the same, even if they all have the same water resistance rating.

Rolex was the first company to make a water-resistant watch

Water-resistant watches have long been a specialty of Rolex. Rolex's founder, Hans Wilsdorf, invented a waterproof watch in 1926 that was hermetically sealed. Several Swiss watch brands have utilized Wilsdorf's screwdown Oyster concept for divers' watches. Watches from the Oyster Perpetual series come with Rolex Oyster cases.

Innovative water-resistance technologies

Rolex datejust watches are stronger than most other brands when it comes to water resistance. The Rolex threaded oyster case is the standard case on Rolex Oyster Perpetual timepieces.

Water-resistance is guaranteed up to 100m/330ft or 10ATM with the screw-down Rolex Oyster Perpetual case and crown. A second seal secures the Oyster Perpetual's twinlock-threaded crown for greater water-resistance.

The Rolex Oyster Perpetual's water-resistance material

The corrosion properties of salt water are immense. Rolex uses rust-resistant materials to protect its watch movements. Made of stainless steel grade 904L, Rolex Oyster Perpetual oystersteel is a material developed by NASA to resist corrosion.

Gaskets from Rolex Oyster Perpetual are manufactured from fluoropolymers, a special polymer made up primarily of fluorine and carbon compounds. Aside from their temperature resistance and inertness to water, fluoropolymers are resistant to ultraviolet rays.

Rolex's water resistance does hold up in real life

Few watch brands have demonstrated their water-resistance outside of lab tests, despite most of them claiming that their watches are water-resistance. It is a rare company like Rolex that has been successful in doing this.

Rolex consistently showcases the waterproof nature of its watches. Because Rolex watches are highly water resistant, they can dive deeper than certified divers. During a 12-thousand-meter underwater dive, a prototype Rolex Sea Dweller survived. Rolex is known for producing watches with extreme depth ratings, which put them above their competitors.

Taking Care of Your Rolex Oyster Perpetual's Water Resistance

  • The Rolex Oyster Perpetual must be worn according to the manufacturer's instructions. You should read and follow the Rolex Guideline for your watch.
  • Any individual who swims, surfs, sails, or wears their Rolex Oyster Perpetual watch in the water should have their timepieces tested more frequently.
  • Upon dropping your Rolex Oyster Perpetual, there may be a compromise in the water resistance of the watch.
  • You should only swim in the sea with your Rolex Oyster Perpetual if you wash it thoroughly with fresh water afterward.
  • Rolex recommends that the Oyster Perpetual be serviced in accordance with their schedule.

Rolex Oyster Perpetual water resistance: pros and cons


  • Water-resistant Rolex watches include the Oyster Perpetual collection.
  • Watches from Rolex have a great reputation for being water-resistant.
  • Oyster cases with a Twinlock crown enhance the Rolex Oyster Perpetual's water resistance.
  • There is water-resistance of 100 meters / 330 feet /10ATM to all Rolex Oyster Perpetual watches.


  • The Rolex Oyster Perpetual's water resistance must be maintained and serviced.
  • The Rolex Oyster Perpetual watch isn't waterproof if the crown isn't closed.
  • If you try to use the crown of the Rolex Oyster Perpetual watch underwater, it could get water damaged.

Rolex Waterproof History

Watches from Rolex have a reputation for excellent craftsmanship and quality. They have mastered the art of making watches over a century thanks to their long history. Geneva, Switzerland, is where Rolex's headquarters are located. During the early years of the company, Wilsdorf & Davis began to sell watches made by other manufacturers. From 1908 onwards, the company produced wristwatches, which were sold exclusively to jewelers who would buy at least 12 per order.

Rolex had kept its reputation for producing high-quality timepieces up to this point, which made the name Rolex more than appropriate. A new technology and material were developed by Wilsdorf & Davis so they could achieve this. There were several innovations that became standard on many watches over time.

As wristwatches became more common, the company's innovations continued. Hans Wilsdorf was the inventor of the oyster watch case. With the Oyster watch, waterproof watches were introduced for the first time. The case created an airtight seal so no water could get into the model.

Wisdorf's invention was patented in 1926, and its underlying principles formed the basis of many high-end watch brands such as Rolex and Omega. In the years leading up to the development of the Hermetic watch, Hans Wilsdorf studied various problems in the field. Though the screwdown cap and winding crown proved to be successful, eventually the watch still needed to be opened to wind it or set the time. The success of this product would be enhanced if the crown screwed into the case through a threaded tube. The oyster trademark was first registered by Rolex on July 29, 1926.

Rolex Waterproof Oyster case

The oyster case is one of Rolex's most iconic features. Waterproof cases were developed by the company by 1926. Over the past 90 years, it has been the company's backbone for manufacturing watches. This accessory will be useful to everyone regardless of their background. It is suitable to wear these watches during physically demanding occupations and activities because they are protected from the elements. Although Oyster case designs are ubiquitous now, they serve as a reminder of how well (and for how long) they have done their jobs.

A Rolex Oyster watch was released for the first time in 1926. A selection of octagonal and cushion-shaped cases, both decorated in the Art Deco style, could be ordered depending on the size of the watch.

When Mercedes Gleitze swam the English Channel in 1927, he wore one. Even after 10 hours submerged in ice water, the device continued to function. Wilsdorf was so impressed with the watch that he bought a front page photo of the swimmer and his watch together for the Daily Mail.

This design has not changed much over the past nine decades. A threaded crown is attached to a tube attached to the side of the case. A few years after the Oyster was introduced, the internal spring design was modified so that the stem would disengage as the screw was tightened. There are about ten different parts in the crown arrangement of most contemporary Rolex watches. Depending on the model, these parts create two sealed zones (Twinlock) or three sealed zones (Triplelock). As for the case, it has advanced significantly. As part of the original design, the dial and hands were also attached to a metal ring instead of directly to the movement.

Through the years, Rolex has refined the design of the Oyster watch. Water resistance was further improved in 1953 by adding additional seals. A simplified case was introduced in place of the rotating bezel. A watertight Oyster case continues to be used as part of the Rolex Submariner, one of the brand's most iconic watches.

New types of winding crowns with O-ring seals were introduced as early as 1970.

The feature was revolutionary on Rolex's original Sea-Dweller, and it has since been integrated into many of their professional watches, such as the Submariner, the Daytona, and the GMT-Master II.

The Oyster case and twinlock crown of Rolex watches allow them to be waterproof to a depth of 100 meters, even the dressiest Oyster Perpetuals and Day-Dates.

The Rolex Submariner is Rolex's best-selling dive watch

In the 1950s, the Rolex Submariner helped to popularize diving watches due to recreational diving after World War II.

A Rolex Submariner was one of the first sport watches commercially available at the time. Research on deep sea commercial divers contributed to the development of water-resistant watches. Rolex manufacturers became determined to reach this goal. In the course of its research into diving, COMEX supported experiments in the deepest parts of the ocean.

Deepsea can reach 3,900 meters of depth and the Submariner can go to 300 meters of depth, the Seadweller can go to 1,220 meters of depth, and the incredible Submariner is 300 meters deep.

Rolex and the sea have been inseparable for nearly a century.

With the ROLEX SUBMARINEER OYSTER PERPETUAL, you will have a watch to accompany every scientific exploration during the Deep Sea Challenge.

Hans Wilsdorf, the company's founder, envisioned Rolex as synonymous with pushing human achievement and discovery to the edge.

The twentieth century was an exciting period for Hans Wilsdorf and the Rolex company as he witnessed big technological advances as well as global exploration.

On the deepest dive in the world, a Rolex watch was used, proving it to be sturdy, accurate, and reliable.

Finally, I would like to mention

Among the most significant innovations in horology are Rolex oyster cases. The development of water-resistant watches was a revolutionary one. The innovation of Rolex led to timepieces that are able to endure harsh environments. Furthermore, it maintained its leadership position in a highly competitive market.

Oyster cases, which were originally invented by Rolex, are now virtually ubiquitous. Among the best-known brands of water-resistant watches, Rolex is considered a classic. Though it has continued to evolve over the years, it is still regarded as an example of how simple ideas work best, and if it weren't for Oyster, the industry today would look very different.

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Feature Rolex Model

Rolex Oyster Perpetual 124300 Black 41mm Stainless Steel

Rolex Oyster Perpetual 124300 41mm Black Dial (2020), Automatic Mechanical Movement, Stainless Steel Oyster Case, Water Resistance 100 meters. The Rolex Oyster Perpetual timepieces are built to last and are known for their classic beauty. Rolex introduced the Oyster Perpetual 124300 in 2020.

Every Rolex Oyster Perpetual watch is conscientiously handmade in Switzerland to ensure the highest degree of craftsmanship. Rolex Oyster Perpetual 124300 watch case is Stainless Steel: Rolex employs Oystersteel in its stainless steel Oyster Perpetual wristwatch casings. Oystersteel is a proprietary alloy developed by Rolex SA. Despite its high resistance to corrosion, Oystersteel offers an impressive polished finish, which maintains its beauty even in harsh environments. Rolex owns and runs an exclusive foundry, allowing it to cast the highest-quality alloys with unmatched precision.

By using patented Oyster water resistance wristwatch case, Rolex Oyster Perpetual 124300 are guaranteed waterproof up to 100m/330ft. Rolex makes Oyster cases in-house and puts them through rigorous testing to ensure that they are waterproof. Waterproof Twinlock winding crown is seen on Rolex Oyster Perpetual 124300. By covering the tube and winding crown with two sealed zones, Twinlock Technology offers a completely waterproof screw-down crown.

Rolex dials are made from only the purest metals and are carefully inspected in the company's own laboratory using state-of-the-art equipment. When it comes to Rolex Oyster Perpetual 124300 dials, the finish is a predominant factor in achieving pure metallic colors, such as Sunburst Black shades on the dial. The Rolex Oyster Perpetual 124300, like all Rolex watches, has a Chromalight display that ensures excellent legibility in all lighting circumstances, especially in the dark. Rolex takes its commitment to excellence very seriously. Rolex has high standards and, as a result, their production capacity is limited, which means that the demand for Rolex Oyster Perpetual wristwatches can sometimes exceed the supply.

Model Specifications  
Model Rolex Oyster Perpetual 124300-0002
Case Diameter 41 mm Round
Case Material Stainless Steel
Water Resistance 100 m
Dial Black Sunburst, Stick / Dot Indexes
Calibre Rolex caliber 3230
Movement Type Automatic
Power Reserve 70 Hours
Frequency 28800 vph/bph
Calibre Diameter 28.50 mm
Jewels 31

Model Using Same Caliber

  • Rolex Oyster Perpetual Black Stainless Steel 36mm ref 126000-0002
  • Rolex Oyster Perpetual Turquoise Stainless Steel 41mm ref 124300-0006
  • Rolex Oyster Perpetual Blue Stainless Steel 36mm ref 126000-0003
  • Rolex Oyster Perpetual Yellow Stainless Steel 41mm ref 124300-0004
  • Rolex Oyster Perpetual Green Stainless Steel 36mm ref 126000-0005
  • Rolex Oyster Perpetual Pink Stainless Steel 36mm ref 126000-0008
  • Rolex Oyster Perpetual Yellow Stainless Steel 36mm ref 126000-0004
  • Rolex Oyster Perpetual Blue Stainless Steel 41mm ref 124300-0003
  • Rolex Oyster Perpetual Silver Stainless Steel 41mm ref 124300-0001
  • Rolex Submariner Black Stainless Steel 41mm ref 124060-0001
  • Rolex Oyster Perpetual Red Stainless Steel 41mm ref 124300-0007
  • Rolex Oyster Perpetual Turquoise Stainless Steel 36mm ref 126000-0006
  • Rolex Oyster Perpetual Green Stainless Steel 41mm ref 124300-0005
  • Rolex Oyster Perpetual Black Stainless Steel 41mm ref 124300-0002
  • Rolex Oyster Perpetual Red Stainless Steel 36mm ref 126000-0007
  • Rolex Oyster Perpetual Silver Stainless Steel 36mm ref 126000-0001

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