{"type":"firestarter.listing","listing":{"id":"lst__lB-owIs","product_name":"Vintage Cartier Diamond & Emerald Enamel Snake Ring","category":"Rings","description":"Vintage Cartier diamond and emerald enamel 'snake' ring designed as the profile of a coiled serpent and finished with a semi-iridescent blue enamel painted 'body', round brilliant cut diamond 'crown' and round mixed cut emerald eyes\nFive total stones secured in full bezel settings\nRound wire bypass shank measures 5mm wide\nVintage statement right hand ring style set in 18k solid yellow gold\nMociun Found Note: Vintage Cartier Paris. Signed. Circa 1980s.\n\nItem Details\nThis piece was finished in size 6––and due to the nature of the design, it cannot be resized.\nFine jewelry should be worn and stored with special attention, particularly when set with certain gemstones. Get the guide to Mociun collection upkeep on our website.\nAntique or vintage items are final sale.","images":["https://cdn.shopify.com/s/files/1/0075/5004/2175/files/Antique_Vintage_Rings__Vintage_Cartier_Enamel_Snake_Ring_01.jpg?v=1764953369","https://cdn.shopify.com/s/files/1/0075/5004/2175/files/Antique_Vintage_Rings__Vintage_Cartier_Enamel_Snake_Ring_02.jpg?v=1764953369","https://cdn.shopify.com/s/files/1/0075/5004/2175/files/Antique_Vintage_Rings__Vintage_Cartier_Enamel_Snake_Ring_03.jpg?v=1764953369","https://cdn.shopify.com/s/files/1/0075/5004/2175/files/Antique_Vintage_Rings__Vintage_Cartier_Enamel_Snake_Ring_04.jpg?v=1764953370","https://cdn.shopify.com/s/files/1/0075/5004/2175/files/Antique_Vintage_Rings__Vintage_Cartier_Enamel_Snake_Ring_99sq.jpg?v=1764953369"],"price":9000,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:47.129Z"},"share_url":"https://firestarter.network/l/lst__lB-owIs","purchase":{"summary":"Live product listing on the Firestarter agent commerce network. 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__lB-owIs' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Vintage Cartier Diamond & Emerald Enamel Snake Ring' and a budget_max comfortably above $9000.00 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."]}}