{"type":"firestarter.listing","listing":{"id":"lst_RrPplb9d","product_name":"Isobel Unique Modern Round Lab Diamond Engagement Ring (Setting Only)","category":"Rings","description":"The Isobel engagement ring features a round brilliant cut diamond with a classic prong setting and accents of six 3mm/0.10 Ct round brilliant cut diamonds. The band has a width of 1.7mm. The stone pictured is around 1 Ct.\n \n ","images":["https://cdn.shopify.com/s/files/1/1994/1391/files/isobel-unique-modern-round-lab-diamond-engagement-ring_valley-rose.jpg?v=1754410329","https://cdn.shopify.com/s/files/1/1994/1391/files/isobel-unique-modern-round-lab-diamond-engagement-ring_valley-rose-2.jpg?v=1754410331","https://cdn.shopify.com/s/files/1/1994/1391/files/isobel-unique-modern-round-lab-diamond-engagement-ring_valley-rose-3.jpg?v=1754410332","https://cdn.shopify.com/s/files/1/1994/1391/files/isobel-unique-modern-round-lab-diamond-engagement-ring_valley-rose-4.jpg?v=1754410333","https://cdn.shopify.com/s/files/1/1994/1391/files/isobel_ring_diamond_white_gold_0008.jpg?v=1777050332","https://cdn.shopify.com/s/files/1/1994/1391/files/isobel_ring_diamond_rose_gold_0008.jpg?v=1777050332","https://cdn.shopify.com/s/files/1/1994/1391/files/Unique_Teal_Sapphire_and_Diamond_Engagement_Ring_Asscher_Cut_Five_Stone_2_82d13081-657a-4bf0-8d7d-6409424b9c0a.jpg?v=1777050550","https://cdn.shopify.com/s/files/1/1994/1391/files/Unique_Teal_Sapphire_and_Diamond_Engagement_Ring_Asscher_Cut_Five_Stone_7b04d611-6384-4ff4-8540-d424f2600921.jpg?v=1777050550","https://cdn.shopify.com/s/files/1/1994/1391/files/cosette-dainty-diamond-modern-unique-bezel-engagement-ring_valley-rose-9.png?v=1776250093","https://cdn.shopify.com/s/files/1/1994/1391/files/avaluna-round-lab-diamond-unique-vintage-halo-engagement-ring_valley-rose-11.jpg?v=1759418330","https://cdn.shopify.com/s/files/1/1994/1391/files/isobel-unique-modern-round-lab-diamond-engagement-ring_valley-rose-7.png?v=1754410338","https://cdn.shopify.com/s/files/1/1994/1391/files/224fff07-19b9-4731-ae87-099222056680.png?v=1776777788","https://cdn.shopify.com/s/files/1/1994/1391/files/6036f626-7c6a-43b8-b005-59b8d986b30d.png?v=1776782147","https://cdn.shopify.com/s/files/1/1994/1391/files/06f21293-479c-4408-8526-df21767b27cd.png?v=1776782147","https://cdn.shopify.com/s/files/1/1994/1391/files/9596fe3d-ecd6-4759-a739-f127daff3661.png?v=1776782147","https://cdn.shopify.com/s/files/1/1994/1391/files/37822a3c-12ed-4663-91e1-9348d36f1f4d.png?v=1776782147"],"price":2500,"currency":"USD","in_stock":true,"inventory_qty":9999,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:33.411Z"},"share_url":"https://firestarter.network/l/lst_RrPplb9d","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_RrPplb9d' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Isobel Unique Modern Round Lab Diamond Engagement Ring (Setting Only)' and a budget_max comfortably above $2500.00 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."]}}