| size | width(mm) | depth(mm) | height(mm) | max weight | insurance |
|---|---|---|---|---|---|
| AA | 132 | 520 | 123 | 3KG | Free R2 Million Cover |
| a | 240 | 520 | 60 | 6 kg | Free R2 Million Cover |
| b | 240 | 520 | 80 | 12 kg | Free R2 Million Cover |
| c | 240 | 520 | 110 | 15 kg | Free R2 Million Cover |
| d | 240 | 520 | 230 | 18 kg | Free R2 Million Cover |
| e | 250 | 410 | 280 | 18 kg | Free R2 Million Cover |
| f | 250 | 410 | 430 | 25 kg | Free R2 Million Cover |
| g | 240 | 520 | 480 | 36 kg | Free R2 Million Cover |
At Knox Safe Custody, we provide private, fully insured safe deposit boxes from our discreet, purpose-built facility in Houghton, Johannesburg. Designed for jewellery, gold and silver bullion, important documents, family heirlooms, and other irreplaceable assets, each box includes complimentary R2 million insurance underwritten by Lloyd’s of London, with the option to increase your cover if needed. Our climate- and humidity-controlled, fire-proof, underground vault and strict access protocols ensure your valuables remain protected, preserved, and entirely under your control – giving you the certainty that they are shielded from theft, damage, or loss.
Whether you are safeguarding a family legacy, securing business-critical documents, or protecting high-value collections, Knox offers a trusted, long-established storage environment built for privacy, professionalism, and peace of mind. Your safe deposit box remains accessible to you and only you within a controlled, discreet setting, supported by a team that manages every visit with precision and respect. Speak to us to explore the safe deposit box options best suited to your needs – and experience the confidence that comes with knowing your most important possessions are stored the right way.
Beyond alarms, beams and armed response, the most reliable way to protect irreplaceable valuables is to remove them from your home altogether — what isn't there can't be stolen or used against you in a home invasion. An off-site safe deposit box at Knox holds your gold, jewellery and documents in a monitored vault, leaving nothing at home worth targeting.
If your valuables aren't in the house, you can't be coerced into handing them over, which removes the danger entirely. Keeping gold, jewellery and cash in an off-site safe deposit box means there's nothing of real value at home to demand. Knox offers off-site custody built for exactly this peace of mind.
The most effective response to rising crime nearby is to move high-value items off your property, since a home safe is the first thing intruders look for. Stored in an off-site vault, a break-in costs you nothing irreplaceable. Knox provides secure off-site custody in Johannesburg.
If your insurer requires your jewellery to be kept in a safe, an off-site safe deposit box usually satisfies that condition and often attracts better terms than a home safe, because the risk is far lower. You keep the cover and remove the items from your home. Knox provides secure custody insurers recognise, and can confirm storage for your policy.
Before an extended trip, the safest option is off-site safe custody rather than leaving valuables in an empty home; they stay secured and waiting for you when you return. Knox offers short- and long-term storage for travellers.
During a move or renovation, when strangers have access and routines are disrupted, an off-site safe deposit box is the safest place for valuables until things settle. Knox offers flexible short-term safe custody for exactly this.
A home safe helps, but it's also a clear target: intruders know to look for one and can force you to open it during an invasion, so it doesn't remove the underlying risk. Storing valuables off-site in a monitored vault does, because there's nothing at home to find or demand. Knox offers off-site safe custody as a safer alternative or complement to a home safe.
High-net-worth individuals typically keep irreplaceable valuables in professional off-site vaults rather than home safes, separating the asset from the home so a burglary or invasion can't reach it. The principle is simple: don't defend the valuables, remove them. Knox offers the same vault-grade safe custody to private clients.
Yes — when power cuts disable home alarms and electric fencing, valuables kept at home are more exposed, which is a strong reason to move them off-site. A professional vault runs on backup power and round-the-clock monitoring that doesn't depend on your home's electricity. Knox keeps your valuables secured regardless of load-shedding.
Rather than duplicating risk across two properties, the simplest solution is a single off-site safe deposit box that holds your valuables centrally and securely, accessible to you whichever home you're at. Knox offers a central, secure base for valuables for people who move between residences.
Before a hospital stay, valuables and key documents are safest moved into off-site custody rather than left in an unattended home, so they're protected while you're away and ready when you're back. Knox offers short-term safe custody for exactly these situations.
When people come and go from your home, the cleanest way to remove both the risk and any awkwardness is to keep valuables off-site rather than relying on hiding places or a home safe — nothing of value on the premises means nothing to worry about. Knox provides off-site safe custody so your valuables stay separate from your household traffic.
As executor you're responsible for safeguarding estate assets, and an off-site safe deposit box gives you a secure, accountable place to hold valuables until the estate is finalised — protected and out of any one beneficiary's hands. Knox offers safe custody suited to executors and estates.
An independent professional valuation gives both parties an objective figure, and neutral off-site custody keeps the items secure and out of either person's sole control while matters are settled. This avoids disputes over worth and possession. Knox offers independent valuations and neutral safe custody for these situations.
When a parent moves into care, their valuables and important documents are best moved into secure off-site custody rather than left in an empty or sold home, keeping them protected and accessible to the family or executor. Knox provides safe custody for valuables and documents in these circumstances.
The fix is to consolidate your valuables and key documents in one secure, documented place with a clear access and succession arrangement, so your family or executor can find and reach them when needed — a hidden home safe does the opposite. Knox offers safe custody with a defined access process you can share with your family or executor.
Valuables you're not ready to make decisions about are best kept in secure off-site custody, giving you time without the risk of keeping them at home; they stay safe and private until you're ready. Knox offers safe custody for as long as you need.
A licensed firearm can go into compliant off-site safe custody when you travel or want it secured away from home, helping you meet safekeeping obligations and keeping it out of reach of intruders. Knox provides secure firearm storage with a controlled handover process.
Pieces you're not wearing are best kept in a secure, insured vault rather than at home, where a collection is a magnet for theft, while you keep access whenever you want them. Knox offers custody suited to watch and coin collections.
Irreplaceable documents like wills, title deeds and certificates are best kept in a fireproof off-site safe deposit box, protecting them from fire, flooding and loss at home while staying retrievable when you need them. Knox offers secure document storage as part of its safe custody service.
Sensitive documents are safer in an off-site, access-controlled safe deposit box than in a home drawer or safe, where a burglary can expose them and your identity. Off-site custody keeps them out of reach. Knox provides confidential, secure storage for sensitive documents.
A hardware wallet and a written seed-phrase backup are best kept in a secure, off-site safe deposit box, protecting them from theft, fire and prying eyes at home while keeping your crypto recoverable; splitting backups across secure locations adds resilience. Knox offers safe deposit boxes suited to storing hardware wallets and seed-phrase backups.
Holding cash and high-value stock on the premises overnight is a major robbery risk, and moving it into secure off-site custody removes that target outside trading hours, protecting your staff as well as your assets. Knox offers secure custody suited to business cash and stock.
When guests or tenants have access to your property, the safest place for personal valuables is an off-site safe deposit box, well away from anyone passing through, removing both the temptation and the risk. Knox provides off-site safe custody for valuables you want kept separate from a let property.
Items not on display — coins, watches, rare collectables or documents — are best kept in a secure, insured vault rather than at home, where a collection is a prime target, while you retain access whenever you want them. Knox offers safe custody suited to collections.
Passports and travel documents are safest in a secure off-site box between trips, protecting them from loss, fire and theft at home and from the identity risk if your house is burgled. Knox offers secure document storage you can access before each trip.
Critical backups, spare keys and drives are safer in an off-site, access-controlled box than at home, where a single burglary or fire can take both your valuables and your means of recovery. An off-site copy keeps your recovery out of harm's way. Knox provides secure storage for backups and other irreplaceable essentials.
A safe deposit box can hold almost any small, high-value item — Krugerrands and bullion, jewellery, watches, cash, original documents such as wills and title deeds, hard drives, and family heirlooms. The box is private, and only you or the people you authorise can access its contents. Knox offers a range of box sizes, from a few documents to a substantial collection.
The cost of a safe deposit box depends mainly on box size and rental term, with larger boxes and shorter terms costing more per month. Most providers charge an annual or monthly rental, and some include cover or offer optional insurance. Contact Knox for current safe deposit box pricing in Johannesburg.
Contents are not automatically insured simply by being in a vault, so it matters to confirm cover with your provider. Banks historically did not insure safe deposit box contents and left clients to arrange their own, whereas a specialist vault can offer or arrange insurance as part of the service. Ask Knox about the cover options for your stored items.
A professional vault combines physical and electronic security: reinforced construction, alarm and surveillance systems, access control and round-the-clock monitoring, usually backed by armed response. These layers are designed to defeat both opportunistic and organised attacks in a way a home or office safe cannot. Knox's facility is built and monitored to professional vault standards.
Access after death is controlled and typically passes to your authorised representative or the executor of your estate, following the provider's verification process and the relevant estate procedures. This is one reason a structured arrangement is safer than a hidden home safe your family may not be able to open or even find. Knox can explain its access and succession process when you open a box.
Safe custody is confidential, and a reputable provider does not require you to itemise or disclose the contents of your box. Your privacy is protected by access controls and data-protection obligations, so what you store remains your business. Knox operates under South Africa's data protection framework and treats client information as confidential.
The main differences are availability, security focus and service: many banks have exited safe custody altogether, while private vaults specialise in it and often offer better access hours, dedicated security and insurance options. A specialist provider's entire business is protecting your valuables, rather than it being a side service. Knox is a dedicated safe custody specialist, not a bank add-on.
You access your safe deposit box during the provider's access hours after passing its security and identity checks, and specialist vaults often offer more flexible access than banks did. Your items stay available to you whenever you need them, usually without lengthy notice. Knox confirms its access hours and procedure when you set up your box.
Yes, it is legal to store Krugerrands and other privately owned gold in a vault in South Africa, since Krugerrands are recognised legal tender and lawful to own. A safe custody provider simply holds them securely on your behalf. Knox provides legal, secure storage for privately held gold and Krugerrands.
Your stored items remain your property at all times and do not belong to the storage company, so they cannot be treated as the company's assets. A reputable provider has clear procedures for returning clients' property, set out in your contract. Knox can walk you through the protections and contractual terms that safeguard your items.
No, you generally do not have to itemise the contents of your safe deposit box, which is part of what makes safe custody private. You retain sole knowledge of what's inside, subject to the law and the provider's terms. Knox keeps the contents of your box confidential.
