Jewellery shops have probably seen every distraction tactic in the book, but staff at one London store were forced to rewind their CCTV several times before finally spotting where a £35,000 engagement ring had gone.

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The answer was right in front of them.

Or, more accurately, the ring had been swallowed.

Extraordinary footage from Elegance Jewellers in Hatton Garden appears to show a man placing a princess-cut diamond ring into his mouth and swallowing it in an alleged attempt to steal the hugely valuable piece.

Staff were initially left baffled after one of three engagement rings being shown to the customer seemingly vanished.

Junaid Hassan, 28, runs the family business and says CCTV ultimately provided the answer.

Even then, the alleged act was so quick that the footage needed to be watched several times before staff spotted it.

Another staff member who witnessed the incident told Metro: “The guy just seemed normal and was very calm.

“At one point, he asked for water as he probably wanted to try to digest the ring, so we obviously refused. It really was crazy.

“Obviously, when something like this happens, you review security measures – and in this case, the CCTV saved us.” Check out the baffling footage below:

The incident dates back to June 2025 and began shortly before the shop was due to close.

Junaid’s father, Syed Hussan, was the person serving the customer.

According to Syed, 58, the man entered at closing time and remained inside for two hours as he looked through a selection of rings.

Nothing about the lengthy visit immediately gave away what staff would later claim had happened.

Eventually, the customer indicated he was ready to leave, saying he planned to return the following day after making his decision.

But before he could go, Syed realised one of the rings was no longer there.

The missing piece was hardly something the shop could simply write off.

A large princess-cut diamond formed the centre of the engagement ring, with several smaller diamonds positioned along its platinum band. Together, they brought its value to around £35,000 ($67,600 AUD).

Syed asked for the missing ring back.

The customer, according to the shop owner, responded by shouting and asking staff to search his pockets.

Had the security footage not captured the moment, the situation may have remained considerably more confusing.

The alleged swallow happened with such speed that Syed needed several viewings of the CCTV before identifying it.

Once staff confronted the customer about what they had seen, they claim he put his fingers down his throat and brought the engagement ring back up.

The jewellery was returned.

Security then escorted the man from the premises, although staff at Elegance Jewellers do not know what happened to him afterwards.

For a family that has spent decades working in one of London’s best-known jewellery districts, it was an unusual tactic to encounter.

Elegance Jewellers has been based in Hatton Garden for more than 30 years, with three generations of the family working in the business.

The area itself sits at the centre of London’s jewellery trade and is filled with stores selling expensive jewellery and luxury watches, including Rolex.

Security is already a visible presence in Hatton Garden, with a dedicated team patrolling the streets.

However, the alleged attempt at Elegance Jewellers has given businesses another reason to reconsider how valuable items are handled and monitored.

One owner told Metro: ‘We are reviewing our security for sure.

‘We thought we had seen it all, but swallowing the gems is new. It’s usually distraction measures or a full-on robbery attempt. They have also been known to swap an item worth a lot of money for a fake they bring with them. They do it by distraction.’

Shop owners have reportedly been upgrading cameras and considering other security measures following the incident.

Junaid and his family also believe the man involved may have been a professional.

Among the more unusual details of the encounter was a contact allegedly stored on the customer’s phone under the name “999”.

The family claims the contact was actually a friend who spoke to staff and told them to let the man leave.

Months after the incident, Junaid decided the CCTV should be seen by a wider audience.

He posted the video on social media this month to raise awareness of the alleged tactic.

Millions of views later, the footage has now put a very different kind of jewellery shop incident in front of people around the world.

The family had CCTV, security and decades of experience behind the counter.

Yet it still took several replays to spot the exact moment their £35,000 ring disappeared.

Not into a pocket. Not into a bag. But, allegedly, straight down the customer’s throat.

Featured image credit: Instagram/elegance.jewellers (screenshots)