Why Did Rolex Stop Using Tritium?

Does Rolex use tritium?

Rolex adopted Tritium as a safer alternative to Radium (another radioactive material); however since Tritium is significantly less radioactive than Radium, it only has a half-life of approximately 12.5 years..

How long does tritium Lume last?

However, tritium gas tubes have a half life of 12 years and will need to be replaced after roughly 24 years (modern lume such as Super LumiNova doesn’t last forever, either). Tritium glows less brightly than many lume applications at full charge, but will often be brighter within the first hour as the lume fades.

How can you tell if a Rolex is vintage?

Tiffany-signed dial on a vintage Rolex Date Reference 1500. A look between the lugs of the watch will tell you a lot. First, between the top lugs, at 12 o’clock, you will find the reference number of the watch – most of the time, it will be a number with four to six digits, depending on the production of the watch.

Can Tritium be recharged?

Tritium is radioactive, and it glows constantly. There is no way to “charge” Tritium, nor is it needed. If those sights need to be “charged,” they are not Tritium. … In night sights, the energy source is radioactive decay instead of electricity.

Which tritium color is brightest?

The difference between the signs is how much tritium the manufacturer installs. The light produced by GTLSs varies in colour and size. Green is usually appears as the brightest color and red the least bright.

How long does Rolex Luminova last?

However, they are radioactive and have a half-life of slightly over 12 years. This means the intensity of the tritium-powered light source will gradually fade, generally becoming too dim to be useful after 20 to 30 years.

What year did Rolex stop using tritium?

1998Rolex stopped using tritium in 1998 when it was banned. Following this, Rolex started using Luminova – a non-radioactive luminous material.

Is tritium illegal in the US?

Tritium is a radioactive isotope of Hydrogen. … Due to U.S. regulations regarding radioactive substances, all of the above items can be legally sold in the U.S., as the manufacturers of such products require special licensing in order to integrate tritium into their products.

Does SuperLuminova fade?

Yet, despite the need to charge first, the big advantage of SuperLuminova over tritium is that it’s non-radioactive and completely harmless. Plus, it doesn’t fade or discolor like tritium—however, some watch collectors actually enjoy the patina of old tritium on vintage Rolex watches.

Which Rolex holds its value the best?

Rolex SubmarinerThe Rolex Submariner is probably the safest bet when it comes to buying Rolex watches for investments. The Submariner is Rolex’s most iconic and recognized watch, and it is also the Rolex watch which has proven to increase the most in value. The Submariner is sporty, robust, durable, and has a truly timeless design.

What does T Swiss t mean on a Rolex?

“T Swiss made T” This printing indicates that the watch uses tritium (T=tritium) and tells us that the tritium emits less than 227 MBq (7.5 mCi). This printing also indicates that the indices are made in gold.

Does SuperLuminova wear out?

Luminova and (Swiss) Super-LumiNova are not prone to discoloration or ageing over time. They don’t fade, nor will interact with moisture. White will be white forever.

Does a Rolex glow in the dark?

According to Rolex, Chromalight uses an innovative luminescent material that extends the illumination threshold in dark conditions. Chromalight emits a blue glow that lasts longer than its predecessor, SuperLuminova. If the watch has been in the sunlight all day, Chromalight will glow all night.

How dangerous is tritium?

Since tritium is a low energy beta emitter, it is not dangerous externally (its beta particles are unable to penetrate the skin), but it can be a radiation hazard when inhaled, ingested via food or water, or absorbed through the skin.