Black onyx necklace, rhodium-plated 925 silver, adjustable length 42+3 cm
- Natural Onyx and Rhodium-plated 925/1000 Silver
- Origin of the main stone: India
- Certificate of authenticity included
- + 1000 customer reviews - average rating 4.6/5
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Why buy this Black Onyx Necklace, Rhodium-plated 925 silver, Adjustable length 42+3 cm?
Timeless elegance:
Discover the subtle charm of our black onyx necklace, designed to enhance your style with a touch of sophistication. The deep black oval stone blends perfectly with the rhodium-plated sterling silver, creating a balance between modernity and elegance. Its adjustable length of 42+3 cm allows for a personalized fit, adapting to any outfit.
Certified quality:
Each necklace comes with a certificate of authenticity, guaranteeing the high quality of the 925 silver and natural onyx. This document attests to the authenticity of the materials and stones, giving you the peace of mind you deserve. Give or wear a piece of jewelry whose value is certified, for lasting pleasure.

All your questions about this necklace
This black onyx necklace, designed for women, combines elegance and modernity. Adorned with an oval onyx of Indian origin, it stands out for its refined and timeless design. Ideal for enhancing an evening outfit or as a gift, this piece of jewelry adapts to all occasions thanks to its adjustable length.
The adjustable length of 42+3 cm allows for a comfortable and personalized fit. The necklace is made of rhodium-plated 925 silver, ensuring long-lasting shine and protection against oxidation. The spring ring clasp guarantees optimal security while making it easy to put on.
Onyx, the main stone of the black onyx necklace in rhodium-plated 925 silver, is a fascinating gemstone with mythological origins. Its name, derived from the Greek 'onux', evokes a legend in which Cupid transformed Aphrodite's fingernails into stone. Prized since ancient times, onyx has been used to create cameos and ornaments, and was mentioned by Pliny the Elder. In India, it symbolized protection, while in medieval Europe and China, it was associated with misfortune. Primarily mined in India, Brazil, Madagascar, and Pakistan, onyx is distinguished by its striated black color and unique patterns, making it a popular choice for jewelry. This stone, a variety of agate in the quartz family, forms in volcanic and metamorphic rocks. Composed of silicon dioxide, it has a trigonal crystal structure. Historically used for seals thanks to its wax-free surface, onyx is now prized for its elegance and versatility in jewelry, as demonstrated by our black onyx necklace in rhodium-plated 925 silver. With a hardness of 6 to 7 on the Mohs scale, it combines delicacy and strength, making this necklace a refined choice for any occasion.
The black onyx necklace, in rhodium-plated 925 silver, is an elegant and adjustable piece, designed for women who appreciate both style and well-being. Onyx, a natural stone of Indian origin, is renowned for its potential physical benefits, including strengthening the immune system and improving vitality. It may also support organs such as the kidneys and liver, while facilitating communication. On a psychological level, onyx is believed to offer protection against stress and anxiety, improving concentration and self-confidence. It is often associated with the root chakra, promoting grounding, and the heart chakra, encouraging emotional openness. Although these effects are not scientifically proven, the black onyx necklace can be an ideal choice for those seeking to enrich their personal and spiritual well-being. La maison de l'ambre invites you to discover this unique piece of jewelry, combining beauty and potential emotional support.
To preserve the beauty of your black onyx necklace, we recommend storing it separately from other jewelry to prevent scratches. Avoid acidic chemicals like detergents or vinegar. Monthly cleaning with warm, soapy water, followed by rinsing with clean water and drying with a soft cloth will be enough to maintain its shine. Onyx, known for absorbing negative energy, may require regular purification. To do this, soak it in distilled salt water, avoiding tap water. To recharge its energies, expose it to natural sunlight or moonlight, or place it on a quartz cluster or in an amethyst geode for a few hours.
Regarding the rhodium-plated 925 silver of your necklace, if the jewelry tarnishes, it may indicate that the rhodium layer has worn off. In this case, consult a jewelry store to apply a new layer of rhodium. For regular maintenance, clean gently with warm, soapy water and a soft cloth, avoiding hard toothbrushes to prevent scratches. Avoid harsh chemicals and favor gentle, natural solutions. For professional maintenance, don't hesitate to visit a jewelry store to bring your jewelry back to life.
The black onyx necklace is crafted using a rigorous process by Maison de l'ambre and its partners. Each 925/1000 silver piece is carefully designed, drawn, and inspected to ensure quality and consistency. Natural stones, such as black onyx, are selected from around the world to ensure authenticity and value. After design, plaster molds are created, and the silver is heated and poured to form the base of the black onyx necklace. Each step includes careful inspection and precise finishing.
Sterling silver jewelry, such as the black onyx necklace, is hallmarked to authenticate its quality, including hallmarks corresponding to the metal and importer's hallmarks. A rhodium plating treatment is applied for a shiny and durable finish, preventing oxidation and tarnishing. Each necklace comes with a certificate of authenticity and an information leaflet, demonstrating our commitment to excellence and transparency.
All our jewelry, including the black onyx necklace, complies with REACH regulations, guaranteeing the absence of heavy metals and allergens such as nickel, lead, and cadmium. This European standard ensures optimal safety in contact with the skin.
The black onyx necklace, rhodium-plated 925 silver, adjustable length 42+3 cm, is designed to enhance women who seek understated and timeless elegance. This piece of jewelry is ideal for those who appreciate the beauty of natural stones while enjoying the peace of mind of a hypoallergenic product. Suitable for most skin types, even the most sensitive, this necklace complies with strict European standards for allergens, ensuring comfortable and safe wear.
Data sheet
- Necklace
- Rhodium-plated 925 silver
- Black
- Women
- Onyx
- Oval
- India
- 12x8 mm
- 42
- 42+3
- Yes
- Spring ring
- India
- 2.2
Specific References
- 3701015354825
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