Caring for Your Diamond Tennis Necklace: Cleaning & Storage Tips

Written by: Jean Dousset

A diamond tennis necklace is one of the most versatile pieces of jewelry, equally stylish with an evening dress or casual attire. But this versatility means tennis necklaces are often worn regularly rather than being reserved for special occasions. As a result, they are exposed to the ongoing rigors of daily wear.

Over time, small factors like constant motion and exposure to skin oils and cosmetics can diminish diamonds’ brilliance and contribute to wear on the necklace’s settings. Fortunately, caring for a diamond tennis necklace is relatively simple. With the right cleaning routine, occasional professional attention, and careful storage, your necklace can continue to shine and be structurally sound for many years to come.

Here’s what to know about cleaning, maintaining, and storing your tennis necklace for years of wear.

Why Diamond Tennis Necklaces Need Special Care

A tennis necklace features multiple diamonds set closely together in a flexible, articulated design, creating a continuous line of luminosity. This construction allows the necklace to drape naturally and move with the body. But it also means there are individual settings, moving links, and small spaces where dirt, oil, skincare products, and other everyday residue can accumulate.

Over time, this buildup can leave a film on the diamonds, reducing the amount of light that reaches and reflects from their surfaces and making them appear less brilliant. Because the stones sit close together, residue can also collect beneath and around their settings, where it may be difficult to remove with a cloth alone.

The diamonds themselves are exceptionally durable. Lab-grown diamonds have the same hardness and physical properties as mined diamonds, making them highly resistant to scratching. However, the diamonds are held in place by metal settings, while the necklace itself consists of multiple connected components that move as you wear it. Over time, that movement can contribute to wear on settings, links, and the clasp.

This is why tennis necklaces benefit from periodic professional inspection in addition to routine cleaning. A jeweler can check for issues such as loose stones, worn prongs, weakened links, or a compromised clasp before they develop into more significant problems.

5 Steps to Clean Your Diamond Tennis Necklace at Home

Routine cleaning at home does not require elaborate jewelry-cleaning supplies. Warm water, mild dish soap, a very soft toothbrush, and a lint-free cloth are generally enough.

Step 1: Begin by filling a small bowl with warm water and a few drops of mild soap.

Step 2: Place the necklace in the solution and let it soak for several minutes. This gives the soap ample time to loosen any oils and residue buildup that may have accumulated around the diamonds and settings.

Step 3: Next, use a soft-bristled toothbrush to gently clean the necklace, working around the diamond and settings. Pay special attention to areas between stones and underneath the settings, where buildup tends to collect. Avoid applying excessive pressure, particularly around the prongs.

Step 4: Then rinse the necklace with clean, lukewarm water to remove any remaining soap solution. If you're rinsing over a sink, make sure the drain is closed or covered first to prevent accidental slips.

Step 5: Pat your necklace dry with a soft, lint-free cloth, then allow it to air-dry completely before storing it. Make sure no moisture remains around the settings or clasp.

How Often Should You Clean a Diamond Tennis Necklace?

There is no need to follow a rigid cleaning schedule. How often you clean a tennis necklace should depend on how frequently you wear it and how much it comes into contact with skin, cosmetics, and other products.

If your tennis necklace is part of your everyday jewelry rotation, a gentle cleaning once a week and a more thorough cleaning about once a month can help keep oils and product residues from accumulating. However, if you wear it less frequently, you may only need to clean it after several wears or whenever you notice a visible film or loss of brilliance. The goal is to clean the necklace often enough to prevent buildup without subjecting it to unnecessary handling.

It is equally important not to over-clean or clean it aggressively. A gentle approach is sufficient for routine maintenance.

What Should You Avoid?

Avoid rough brushes, strong household cleaners, abrasive powders, bleach, and chlorine, which can scratch or wear certain metal surfaces.

It’s also best to remove your diamond tennis necklace before swimming in a chlorinated pool, using bleach-containing cleaning products, or engaging in activities where it could come into contact with harsh chemicals. Chlorine and other harsh chemicals can affect certain precious metals and alloys over time.

Perfume, hairspray, lotions, and skincare products can also leave residue on the necklace. When possible, apply these products first and put your jewelry on after they have dried.

Know When to Seek a Professional

While at-home cleaning helps keep surface buildup under control, it cannot replace professional care. A tennis necklace is made up of many diamonds, settings, links, and a clasp, so signs of wear may be immediately visible or easy to assess without magnification. A professional can also recommend maintenance based on the specific construction and condition of your necklace.

For a necklace that is worn frequently, an annual professional cleaning and inspection is a sensible baseline, with more frequent checks if the piece sees particularly heavy wear. During an inspection, a jeweler can examine the individual settings, check the security of the stones, assess the links and clasp, and clean areas that may be difficult to reach at home.

If you notice anything unusual between inspections, such as a loose diamond, damaged or worn prongs, stiff or weakened links, or a clasp that no longer closes securely, have the necklace inspected promptly rather than continuing to wear it.

Professional cleaning and inspection are widely available through jewelers and can be incorporated into your regular jewelry-care routine. At Jean Dousset, we offer the Dousset Protection Plan, which provides additional coverage for everyday wear, including complimentary repairs and services such as prong tightening, stone replacement or repair, polishing, and cleaning.

How to Store Your Diamond Tennis Necklace

The way you store fine jewelry is just as important as how you clean it. Left loose in a crowded jewelry box, a tennis necklace can become tangled with other chains, rub against other pieces, or be subjected to unnecessary pressure. Over time, this can contribute to scratches and wear on the metal, settings, and other components.

The best approach is to give your necklace a dedicated storage place. Ideally, it should be kept in a soft pouch or a separate lined jewelry compartment where it cannot come in contact with other pieces. This protects the necklace from scratches and tangling while also protecting your other jewelry, since diamonds are extremely hard and can scratch softer gemstones and metal surfaces.

When possible, lay the necklace flat in a lined jewelry box on a soft, cushioned surface that allows the piece to rest naturally without being compressed or bent. If your necklace came with a dedicated jewelry box, use it whenever practical; the original packaging is designed to provide appropriate protection for the piece.

Lastly, it is also important to choose the location carefully. A cool, dry place away from direct sunlight and moisture is preferable. Avoid storing precious jewelry in the bathroom long-term, where fluctuations in temperature and humidity are common. Excessive heat, moisture, and prolonged sunlight exposure present environmental stresses that can contribute to tarnishing or other wear on certain metals and components. A bedroom drawer, jewelry box, or other dry, stable environment is generally a better choice.