{"type":"firestarter.listing","listing":{"id":"lst_E4UQq0FS","product_name":"Riddy diamond tanzanite december birthstone ring 14k gold","category":"Ring","description":"Tanzanite is one of the most coveted gems, makes it the perfect piece to stand out. The gemstone was given the name 'Tanzanite' after Tanzania, the country in which it was discovered. This gem is also the birthstone for December babies.\nAccompanied by 0.06 carat diamonds, the Riddy is an heirloom in the making. Handcrafted, this ring is made to last a lifetime.\n- Handmade- 14k recycled gold- Tanzanite: ø3.5mm- Lab Grown Diamonds- Diamonds: 12x ø1mm - Total diamond carat: 0.06ct- Clarity: SI- Colour: H- Band width: 1.5mm\n- Birthstone: December- Zodiac Signs: Saggittarius & Caprihorn\nOur goldsmith needs an average of 4 weeks to produce your showpiece. Do you need it sooner? Then please contact us with your request.","images":["https://cdn.shopify.com/s/files/1/0272/0799/1414/files/riddy-diamond-tanzanite-december-birthstone-ring-14k-gold-137113.jpg?v=1749893713","https://cdn.shopify.com/s/files/1/0272/0799/1414/files/riddy-diamond-tanzanite-december-birthstone-ring-14k-gold-309282.jpg?v=1749893714","https://cdn.shopify.com/s/files/1/0272/0799/1414/files/riddy-diamond-tanzanite-december-birthstone-ring-14k-gold-462188.jpg?v=1749893713","https://cdn.shopify.com/s/files/1/0272/0799/1414/files/riddy-diamond-tanzanite-december-birthstone-ring-14k-gold-406820.jpg?v=1749893715","https://cdn.shopify.com/s/files/1/0272/0799/1414/files/riddy-diamond-tanzanite-december-birthstone-ring-14k-gold-218101.jpg?v=1749893716","https://cdn.shopify.com/s/files/1/0272/0799/1414/files/riddy-diamond-tanzanite-december-birthstone-ring-14k-gold-197385.jpg?v=1749893716"],"price":859,"currency":"USD","in_stock":true,"inventory_qty":169983,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:33.603Z"},"share_url":"https://firestarter.network/l/lst_E4UQq0FS","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 ","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_E4UQq0FS' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Riddy diamond tanzanite december birthstone ring 14k gold' and a budget_max comfortably above $859.00 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."]}}