{"product_id":"carmilla-lab-grown-ruby-black-onyx-pendant-necklace-in-sterling-silver","title":"Carmilla Lab-Grown Ruby \u0026 Black Onyx Pendant Necklace in Sterling Silver","description":"\u003cstyle\u003e\n.product-rich-content { font-family: inherit; color: #2a2a2a; line-height: 1.65; max-width: 720px; margin: 0 auto; }\n.product-rich-content h2 { font-size: 1.35em; font-weight: 600; color: #1a1a1a; margin-top: 2em; margin-bottom: 0.5em; padding-bottom: 0.4em; border-bottom: 1px solid #d4c0c0; letter-spacing: -0.01em; }\n.product-rich-content h2:first-child { margin-top: 0; }\n.product-rich-content p { margin: 0.8em 0; }\n.product-rich-content ul { padding-left: 1.4em; margin: 0.8em 0; }\n.product-rich-content li { margin-bottom: 0.4em; }\n.product-rich-content .lead-paragraph { font-size: 1.05em; color: #1a1a1a; padding: 1em 1.2em; background: #f5eced; border-left: 3px solid #8e3a3a; border-radius: 4px; margin-bottom: 1.5em; }\n.product-rich-content .feature-pills { display: flex; flex-wrap: wrap; gap: 0.5em; margin: 1.2em 0; }\n.product-rich-content .feature-pills .pill { background: #f5eced; color: #8e3a3a; padding: 0.4em 0.9em; border-radius: 100px; font-size: 0.88em; font-weight: 500; border: 1px solid #d4c0c0; }\n.product-rich-content .ring-callout { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 1em; margin: 1.2em 0; }\n.product-rich-content .ring-callout .ring-card { padding: 1em 1.2em; background: #fafafa; border: 1px solid #ececec; border-radius: 6px; }\n.product-rich-content .ring-callout .ring-card h3 { font-size: 0.95em; font-weight: 600; margin: 0 0 0.4em 0; color: #8e3a3a; letter-spacing: 0.04em; text-transform: uppercase; }\n.product-rich-content .ring-callout .ring-card p { margin: 0.4em 0; font-size: 0.92em; }\n.product-rich-content .spec-card { background: #fafafa; border: 1px solid #ececec; border-radius: 6px; padding: 1.2em 1.5em; margin: 1em 0; }\n.product-rich-content .spec-card ul { margin: 0; }\n.product-rich-content .spec-card li { list-style: none; padding: 0.35em 0; border-bottom: 1px dashed #e8e8e8; }\n.product-rich-content .spec-card li:last-child { border-bottom: none; }\n.product-rich-content .spec-card strong { display: inline-block; min-width: 140px; color: #1a1a1a; }\n.product-rich-content .product-faq { margin-top: 2.5em; }\n.product-rich-content .product-faq h2 { margin-bottom: 1em; }\n.product-rich-content .faq-item { border: 1px solid #e8e8e8; border-radius: 6px; margin-bottom: 0.6em; background: #fff; transition: border-color 0.2s ease; }\n.product-rich-content .faq-item:hover { border-color: #8e3a3a; }\n.product-rich-content .faq-item summary { cursor: pointer; padding: 0.9em 1.1em; font-weight: 500; list-style: none; color: #1a1a1a; position: relative; padding-right: 2.5em; }\n.product-rich-content .faq-item summary::-webkit-details-marker { display: none; }\n.product-rich-content .faq-item summary::after { content: \"+\"; position: absolute; right: 1.1em; top: 50%; transform: translateY(-50%); font-size: 1.3em; color: #8e3a3a; font-weight: 300; transition: transform 0.2s ease; }\n.product-rich-content .faq-item[open] summary::after { content: \"−\"; }\n.product-rich-content .faq-item[open] summary { border-bottom: 1px solid #d4c0c0; }\n.product-rich-content .faq-item p { padding: 0 1.2em 1em; margin: 0.6em 0 0; color: #4a4a4a; }\n@media (max-width: 600px) {\n.product-rich-content .ring-callout { grid-template-columns: 1fr; }\n.product-rich-content .spec-card strong { display: block; min-width: auto; margin-bottom: 0.2em; }\n}\n\u003c\/style\u003e\n\u003cdiv class=\"product-rich-content\"\u003e\n\u003cp class=\"lead-paragraph\"\u003eAn oval lab-grown ruby held in a carved scroll frame, with a black onyx pear beneath and cubic zirconia at the crest and point. Solid 925 sterling silver with a rhodium finish, on an 18-inch box chain.\u003c\/p\u003e\n\u003cdiv class=\"feature-pills\"\u003e\n\u003cspan class=\"pill\"\u003eLab-Grown Ruby\u003c\/span\u003e\n\u003cspan class=\"pill\"\u003eNatural Black Onyx\u003c\/span\u003e\n\u003cspan class=\"pill\"\u003eOval Cut\u003c\/span\u003e\n\u003cspan class=\"pill\"\u003eLeaf \u0026amp; Vine Carving\u003c\/span\u003e\n\u003cspan class=\"pill\"\u003eSolid 925 Sterling Silver\u003c\/span\u003e\n\u003cspan class=\"pill\"\u003e18\" Box Chain\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHow the Pendant Is Built\u003c\/h2\u003e\n\u003cdiv class=\"ring-callout\"\u003e\n\u003cdiv class=\"ring-card\"\u003e\n\u003ch3\u003eTapered Bail\u003c\/h3\u003e\n\u003cp\u003eA plain polished bail carries the pendant and slides freely on the chain, so it always rights itself.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ring-card\"\u003e\n\u003ch3\u003eScroll Frame\u003c\/h3\u003e\n\u003cp\u003eTwo curls of carved metal sweep out from the oval, the same leaf-and-scroll vocabulary that runs through the Carmilla family.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"ring-card\"\u003e\n\u003ch3\u003eOnyx Drop\u003c\/h3\u003e\n\u003cp\u003eA black onyx pear sits below the center, held between carved leaves and closed by one more accent at the point.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eThis is the necklace half of the Carmilla family and repeats the ring's design at a smaller scale. Our necklace length guide covers how an 18-inch chain sits, and how to layer necklaces is worth reading if you wear more than one. For the wider style, see our guide to gothic necklaces.\u003c\/p\u003e\n\u003ch2\u003eThe Lab-Grown Ruby and Black Onyx\u003c\/h2\u003e\n\u003cp\u003eRuby is corundum — the red variety — and corundum is a 9 on the Mohs scale, second only to diamond. Our guide to what ruby means covers the history, and garnet versus ruby is worth reading if you are choosing between the two reds.\u003c\/p\u003e\n\u003cp\u003eThis stone is lab-grown, with the same chemistry, hardness and optical behavior as mined corundum, in a saturated blood red that would be scarce and expensive in nature.\u003c\/p\u003e\n\u003cp\u003eThe pear beneath it is natural black onyx — opaque, evenly black, and the reason the red reads as vivid as it does. Our black onyx guide covers the material.\u003c\/p\u003e\n\u003ch2\u003eMetal and Accents\u003c\/h2\u003e\n\u003cp\u003ePendant, bail and box chain are all solid 925 sterling silver with a rhodium finish — the same platinum-group metal used on white gold. The rhodium gives the bright white surface and shields the silver underneath from tarnishing.\u003c\/p\u003e\n\u003cp\u003eThe white accents are cubic zirconia. Moissanite or lab-grown diamond accents are available as a custom order.\u003c\/p\u003e\n\u003cp\u003ePart of our necklaces collection, alongside the rest of our sterling silver jewelry. Ruby is the July birthstone — see our July birthstone guide and the July birthstone collection.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"spec-card\"\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStyle:\u003c\/strong\u003e Pendant necklace on a box chain\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCenter stone:\u003c\/strong\u003e Lab-grown ruby, oval cut\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccent stones:\u003c\/strong\u003e Natural black onyx pear; cubic zirconia throughout\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetal:\u003c\/strong\u003e Solid 925 sterling silver, rhodium finish\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChain:\u003c\/strong\u003e Sterling silver box chain, 18 inches, lobster clasp\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Carved leaf and vine with scrollwork\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardness:\u003c\/strong\u003e 9 on the Mohs scale (ruby)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePresentation:\u003c\/strong\u003e Free luxury velvet jewelry box\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch2\u003eCare\u003c\/h2\u003e\n\u003cp\u003eRuby is 9 on the Mohs scale and among the most durable stones for daily wear; onyx is softer at 7 and prefers to avoid knocks. Clean with warm water, mild soap and a soft brush — our guide to cleaning sterling silver covers the method. Avoid abrasive polishes and chlorine, which wear the rhodium finish, and lay the chain flat in its velvet box rather than coiling it.\u003c\/p\u003e\n\u003cdiv class=\"product-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails class=\"faq-item\"\u003e\u003csummary\u003eDoes this match the Carmilla ruby ring set?\u003c\/summary\u003e\u003cp\u003eYes. It shares the carved leaf-and-scroll frame, the lab-grown ruby center and the black onyx of the Carmilla bridal set in sterling silver, so the pieces read as one family.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"faq-item\"\u003e\u003csummary\u003eHow long is the chain?\u003c\/summary\u003e\u003cp\u003e18 inches — princess length. It sits just below the collarbone on most necks, which is where this pendant is sized to hang.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"faq-item\"\u003e\u003csummary\u003eIs the chain included?\u003c\/summary\u003e\u003cp\u003eYes. The pendant comes on a solid 925 sterling silver box chain with a lobster clasp; nothing is sold separately.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"faq-item\"\u003e\u003csummary\u003eCan the pendant be worn on another chain?\u003c\/summary\u003e\u003cp\u003eYes. The bail is open enough to take most standard chains and cords, so you can move it onto a longer chain if you prefer.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"faq-item\"\u003e\u003csummary\u003eIs the ruby real?\u003c\/summary\u003e\u003cp\u003eYes. It is a genuine ruby — corundum — lab-grown rather than mined. Identical chemistry, hardness and color behavior. The difference is origin, not authenticity.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"faq-item\"\u003e\u003csummary\u003eWhy lab-grown rather than natural?\u003c\/summary\u003e\u003cp\u003eA saturated red at this size would be rare and very costly in mined corundum. Lab-grown gives the same material and the same 9 Mohs hardness at a fraction of the price, with a known origin.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"faq-item\"\u003e\u003csummary\u003eIs the black onyx natural?\u003c\/summary\u003e\u003cp\u003eYes. The pear beneath the center stone is natural black onyx.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"faq-item\"\u003e\u003csummary\u003eAre the white accent stones diamonds?\u003c\/summary\u003e\u003cp\u003eNo. They are cubic zirconia. Moissanite or lab-grown diamond accents are available as a custom order.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"faq-item\"\u003e\u003csummary\u003eIs ruby a birthstone?\u003c\/summary\u003e\u003cp\u003eYes — ruby is the July birthstone.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"faq-item\"\u003e\u003csummary\u003eWill the silver tarnish?\u003c\/summary\u003e\u003cp\u003eThe rhodium finish acts as a barrier, so it resists the darkening untreated sterling develops. The finish does wear thin after years of daily wear — we can refinish the piece when it does.\u003c\/p\u003e\u003c\/details\u003e\n\u003cdetails class=\"faq-item\"\u003e\u003csummary\u003eAre the stones ethically sourced?\u003c\/summary\u003e\u003cp\u003eYes. All Aquamarise stones are conflict-free and responsibly sourced, and every order arrives in a free luxury velvet jewelry box.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n\"@context\": \"https:\/\/schema.org\",\n\"@type\": \"FAQPage\",\n\"mainEntity\": [\n{\"@type\": \"Question\", \"name\": \"Does this match the Carmilla ruby ring set?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. It shares the carved leaf-and-scroll frame, the lab-grown ruby center and the black onyx of the Carmilla bridal set in sterling silver, so the pieces read as one family.\"}},\n{\"@type\": \"Question\", \"name\": \"How long is the chain?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"18 inches — princess length. It sits just below the collarbone on most necks, which is where this pendant is sized to hang.\"}},\n{\"@type\": \"Question\", \"name\": \"Is the chain included?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The pendant comes on a solid 925 sterling silver box chain with a lobster clasp; nothing is sold separately.\"}},\n{\"@type\": \"Question\", \"name\": \"Can the pendant be worn on another chain?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. The bail is open enough to take most standard chains and cords, so you can move it onto a longer chain if you prefer.\"}},\n{\"@type\": \"Question\", \"name\": \"Is the ruby real?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. It is a genuine ruby — corundum — lab-grown rather than mined. Identical chemistry, hardness and color behavior. 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