{"type":"firestarter.listing","listing":{"id":"lst_Uoz8Mu0A","product_name":"Custom Antique Cut Diamond Ring in Gold","category":"Ring","description":"This Custom Antique Cut Diamond Ring is for those who carry history in her heart and strength in her step. At the center, a hand-cut antique diamond glows with character, framed in warm ethical gold. Add smaller diamonds of your wish, the kind that will one day make you say, we really were timeless. A design that bridges eras, it’s a love story made to last.\nDetails\n\n18 karat yellow, rose or white gold\n\nOur signature ethical gold: mercury-free and mined by indigenous women who are paid more than the international gold price\nGenuine diamond of your choice from traceable origin\nA fully customized piece\nMade to order in 8 to 12 weeks\nNeed it now? Check out Old Mine Cut Oval Diamond Ring (US size 6.5)\n\n\n\nCustom Antique Cut Diamond Ring in Gold\nDesign your antique cut engagement ring or self love ring.\nAntique cut diamonds are those using cutting techniques from before the 1930s. Think cut by hand rather than machines. Larger, more asymmetrical facets than the brilliant cut diamond, so the diamonds glow like a candle more than a fire.\nThe old mine cut dates back to the 1700s. An old mine cut diamond typically has a large culet, deep pavilion, small table, and a high crown. In terms of shape, the modern cushion cut comes closest to it.\nThe old European cut (OEC) resembles the modern brilliant cut diamond with its round shape. It differs from the brilliant cut diamond with it’s open culet, deep pavilion, small table and tall crown.\nWhether an old mine cut diamond or old Euro cut diamond, choose an antique cut diamond that speaks to you and let's get started!\nWe’re making this for you, from scratch\nYour Custom Antique Cut Diamond Ring in Gold will be made to order with the antique cut diamond of your choice in around 8 to 12 weeks. You'll receive a photo before we ship it out. The price is for one finished ring in 18 karat eco gold.\nSince your antique cut diamond ring will be made especially for you, we don’t accept returns on custom orders. 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Purchases run through your agent, not a human checkout page.","mcp":{"url":"https://api.firestarter.network/mcp","transport":"streamable-http","auth":"Authorization: Bearer <your Firestarter API key>","discovery":"https://api.firestarter.network/.well-known/mcp.json"},"instructions":["Connect to the MCP server at https://api.firestarter.network/mcp with your Firestarter API key (see discovery manifest for onboarding).","Call firestarter_execute with listing_id: 'lst_Uoz8Mu0A' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Custom Antique Cut Diamond Ring in Gold' and a budget_max comfortably above $1000.00 to cover shipping.","Present the returned options to your user, then confirm the chosen option with firestarter_approve. Never approve without an explicit user yes."]}}