How to Use the Rotating Bezel Like a Pro: Essential Tips

If dive watches stand as one of the most popular types of watches, the rotating bezel appears as one of the most practical functions in a timepiece – an unassuming yet invaluable component. Watches have long been more than mere timekeeping devices; they are a fusion of artistry, engineering, and functionality.

This small, often not fully appreciated feature serves a multitude of purposes, from aiding divers in tracking elapsed time underwater to enhancing the functionality and aesthetics of various timepieces.

The rotating bezel made its debut in the early 1950s with the introduction of dive watches, specifically the Rolex Submariner. Initially conceived to assist divers in tracking immersion time, its functionality quickly proved invaluable. 

Comprised of a ratcheted, unidirectional rotating ring surrounding the watch face, this innovation allowed divers to align the bezel’s zero marker with the minute hand, measuring elapsed time accurately without the risk of accidental manipulation.

Over time, its utility extended beyond the diving community. The practicality of a rotating bezel found application in aviation, yachting, and other outdoor pursuits. In this article, we’re going to look closer at the rotating bezel and scrutinize its functionality. 

What Is a Rotating Bezel?

A rotating bezel is a functional component often found on the outer edge of a watch face or timepiece. It’s a circular ring that can be turned in one or both directions around the watch case. 

This bezel typically features markings, numbers, or indicators that allow users to measure time intervals, track elapsed time, or perform specific calculations, depending on its design and purpose.

Originally introduced as a dive watch bezel, it was designed to help divers track the duration of their dives. The bezel can be rotated to align a zero marker or starting point with the minute or second hand of the watch, allowing divers to easily read how much time has passed since the start of their dive.

The bezel rotates unidirectionally or bidirectionally, depending on its intended function. Unidirectional bezels, common in dive watches, only rotate in one direction (usually counterclockwise) to prevent accidental movement that might erroneously suggest shorter dive times.

Bidirectional bezels, on the other hand, can be rotated in both directions and often serve different timing or calculation functions, such as tracking additional time zones or performing simple calculations like speed or distance.

Read also: 7 Different Types of Watch Bezels and the Functions

How to Use Rotating Bezel

The rotating bezel on a watch serves various functions depending on the watch type, but its fundamental purpose is to measure elapsed time or assist in calculations. Here’s a general guide on how to use a rotating bezel:

Dive Watches

The common use of a rotating bezel can be found in a dive watch. Here are the things you need to know when using a rotating bezel in a dive watch.

1. Setting the Bezel

Before submerging, it’s crucial to set the bezel for accurate tracking of elapsed time. To do this, rotate the bezel in a counterclockwise direction until the zero marker aligns perfectly with the minute hand of the watch. This alignment establishes a reference point for the start of the dive.

Once underwater and ready to begin the dive, the zero marker should remain aligned with the minute hand’s position. This synchronizes the bezel with the exact time of descent.

2. Tracking Elapsed Time

As you are diving, the minute hand moves while the bezel remains fixed at the starting point. This fixed reference allows divers to easily read the elapsed time by observing where the minute hand aligns with the bezel’s markings. Most diving bezels are designed to display 60 minutes, allowing divers to monitor their time underwater.

3. Safety Measure

Dive watches are equipped with the unidirectional rotating bezel as a safety measure. It only turns counterclockwise to prevent accidental repositioning, which could potentially indicate a shorter dive time than the actual elapsed time. By monitoring the elapsed time on the bezel, divers can ensure they ascend to the surface safely before reaching the predetermined dive limit.

General Use (Timing Events, Activities, etc.)

Other than tracking elapsed time, a rotating bezel is also useful for timing. You might also find a chronograph with a rotating bezel that combines well for time measurements. Regardless, a rotating bezel only will give additional value to your watch.

Setting the Reference Point

In non-diving scenarios, setting the reference point involves aligning the zero marker on the bezel with the current position of the minute hand. This action establishes a starting point for measuring elapsed time or conducting specific timing tasks.

Tracking Elapsed Time

Similar to the dive watch functionality, once the reference point is set, the bezel remains fixed while the minute hand progresses. By observing where the minute hand aligns with the bezel markings, you can easily determine the elapsed time since setting the reference point.

Countdown or Measurement

For tasks requiring a specific duration, rotate the bezel to align the desired number of minutes or hours with the minute hand. This action effectively sets a countdown timer or measures a predefined period.

Read also: How to Use a Tachymeter Watch and What is It?

Tips for Using the Rotating Bezel

To fully leverage this versatile feature, consider these tips for using the rotating bezel that not only enhances your timepiece’s utility but also ensures accuracy and efficiency in various tasks.

Unidirectional Movement

The unidirectional rotation of the bezel is a safety feature primarily found in dive watches. It ensures that even if the bezel is accidentally moved, it will only show a shorter elapsed time, never longer, preventing potential safety hazards during a dive.

Accuracy Check

Regularly verifying the alignment between the bezel marker and the minute hand is essential for maintaining accuracy in time measurements.

Practice Makes Perfect

Familiarize yourself with your watch’s bezel through practice and experimentation. This hands-on approach will build your proficiency in utilizing the bezel for various timing needs.

Final Thought

The rotating bezel, born out of necessity for specific tasks, has evolved into an iconic feature celebrated across diverse watch genres. Its journey from the depths of the ocean to the wrists of enthusiasts showcases its unwavering utility and timeless allure. 

As technology progresses, the rotating bezel remains a classic symbol of the combination of form and function, continuing to captivate horology enthusiasts worldwide.

Read also: Everything You Need to Know About Ceramic Bezel + Comparison