Premium steering wheel lock built for maximum security.
Protect your vehicle with the strongest steering wheel lock in the world.
The Resolute Diamond is fully protected by FEROSAFE – an advanced cut and drill resistant composite material manufactured by Tenmat to protect high-security products from power tools like angle grinders.
It turns the cutting energy back onto the tool itself, making cutting extremely slow or impossible.
Resolute Diamond
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Sold Secure DiamondAs featured in
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See the Resolute Diamond fitted in seconds
Push button to lock - remove with key - fit and remove in seconds.
Resolute Diamond
The strongest steering wheel lock in the world
Free Delivery
Sold Secure Diamond accreditation
Compare all three →Benefits
- ✓Manufactured using FEROSAFE – unsurpassed grinder-proof technology
- ✓Compact and easy to store
- ✓Quick to install in just a few seconds
Rated 5 stars by our customers
“Outstanding customer service.”
— Natalie
“Excellent service, next day delivery.”
— Richard
“Easy to fit, clear instructions.”
— Jenny
“Excellent service, highly recommended.”
— Philip
“Highly recommend this company.”
— Tim
“Fantastic service from Armaplate!”
— Keith
“Outstanding customer service.”
— Natalie
“Excellent service, next day delivery.”
— Richard
“Easy to fit, clear instructions.”
— Jenny
“Excellent service, highly recommended.”
— Philip
“Highly recommend this company.”
— Tim
“Fantastic service from Armaplate!”
— Keith
“From the moment we observed Ferosafe's outstanding resistance to grinder attacks first-hand, it was clear no other material could meet the uncompromising standards we set for the Resolute Diamond steering wheel lock.”
Simon Waddington
Director @ Resolute Security
Hear it from Simon himself
Our director on why cars really get stolen — and why a visible deterrent stops most attacks before they start.
Simon Waddington, Director @ Resolute Security
Why thieves avoid a visible challenge
The ultimate defence against car thieves.
£379
£399
⚠ UK theft risk
Vehicle theft is a serious problem across the UK — affecting towns, cities and rural areas alike. Opportunist thieves are active everywhere, targeting vehicles wherever and whenever they can.
No matter where you are, your vehicle could be next.
- Vehicle theft happens every day — on drives, in car parks, at home and at work.
- No area is immune — from busy city centres to quiet suburbs and rural communities.
- Thieves look for opportunity, not location.
- A visible, high-quality deterrent makes your vehicle a harder target — wherever you are.
- Don't make it easy. Protect your vehicle.
Real UK crime data
Protect With Resolute Diamond
Vehicle theft in the UK is heavily concentrated in a handful of hotspots — led by London, followed closely by the West Midlands and South Yorkshire. Wherever you're driving, a visible physical deterrent is still one of the most effective ways to stop your car becoming a statistic.
- London — Highest vehicle theft numbers in the UK
- West Midlands — 1 in every 110 cars stolen
- South Yorkshire — 7.6 thefts per 1,000 residents
- West Yorkshire — Top 10 UK hotspot
- Greater Manchester — Top 10 UK hotspot
- Essex — 1 in every 177 vehicles stolen
- Glasgow — Around 5,000 vehicle thefts a year in Scotland
- Edinburgh & Lothians — Hit by a spate of organised car thefts in 2025
Source: police-recorded vehicle crime data, force-area rankings 2024–25.
The highest level of protection for your vehicle.
Professional-grade theft prevention
The Resolute Diamond is reinforced with Ferosafe — a material which is highly resistant to physical attacks.
Highly durable and reliable
Made and assembled in the UK, the Resolute Diamond is made of premium materials engineered to last a lifetime.
Easy to store and install
The Resolute Diamond is a compact device that can be installed and removed in just a few seconds.
A device that passes even the most rigorous tests.
The Resolute Diamond has been tested rigorously by Sold Secure, the premier testing and certification house for security products. Not only did the device pass, but it far exceeded the requirements of the test, making it one of only two locks rated at Sold Secure's Diamond grade.
How the Resolute Diamond compares
| Compact | Gold | Diamond | |
|---|---|---|---|
| Sold Secure rating | Gold | Gold | Diamond |
| Core material | British steel | British steel | Ferosafe |
| Install time | 5 seconds | Seconds | Seconds |
| Price | £169 | £199 | £379 |
Intelligently designed to resist all attacks.
The Resolute Diamond has been purposefully designed to protect your steering wheel from being cut into. Install the device in the smallest hole in your steering wheel to block the access of grinders and drills.
Frequently asked questions
Is the Resolute Diamond easy to install?+
Yes, it takes just seconds to fit and remove. It’s easy to handle and simple to store.
Is the Resolute Diamond grinder, drill and saw proof?+
Yes, the Resolute Diamond is grinder, drill and saw proof and is made from a highly cut-resistant material called Ferosafe. The device won the Sold Secure Diamond award and is approved by the Police.
Will the Resolute Diamond fit my vehicle?+
This is a universal device which will fit virtually any car, van, campervan or motorhome. If you change your vehicle in the future, it can easily be used on your replacement vehicle. If you are unsure as to whether this device will fit your vehicle, please don’t hesitate to email us with the make and model and/or a photograph of your steering wheel and pedals for confirmation.
Is the Resolute Diamond guaranteed?+
We are so confident in our products that we offer a guarantee on all products bought directly from armaplateresolute.com. If you can provide evidence that your device was compromised by an attack, we will replace your broken lock. Also, when it arrives, if it’s just not what you expected, we have a no quibble returns policy.
Will the Resolute Diamond damage my steering wheel?+
No, it will not damage the steering wheel or the delicate buttons and switches.
Looking for our flagship lock?
Discover the Resolute Gold — the only steering wheel lock that disables both the steering and braking system of your vehicle.
Shop now