{"type":"firestarter.listing","listing":{"id":"lst_Saep4_-G","product_name":"Shift Signet Ring Silver","category":"Ring","description":"The Shift Signet Ring is a literal twist on the first-generation AK Signature Signet, featuring an asymmetrical, curving ring design. The signet face showcases a round-cut, natural gemstone of your choice, set within a rectangular frame.\nThis piece can be personalized with a stone of personal significance, such as your birthstone or a color with special meaning, transforming it into a bold and timeless emblem of self-expression.\nRing Details • Shank: ~7 mm at widest point and tapers down to 2 mm at base• Shown with 0.25 ct diamond (ring size 6)\nGemstone Details4 mm natural gemstone \nStandard Diamond Specifications:• 0.25 ct reclaimed natural diamond• SI+ clarity• G-I color\nStandard Lab Grown Diamond Specifications:• 0.25 ct lab grown diamond• VS+ clarity• F+ color\nSizing InformationRings come in half sizes. For quarter sizes, select the nearest half size and specify the exact size in the \"Order Special Instructions\" text box at checkout.","images":["https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-garnet-wg_3b64c527-c431-4e7c-83ce-30e64d7e62a8.jpg?v=1763241504","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-05-wg.jpg?v=1766263684","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-06-wg.jpg?v=1765952255","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-wg-tourmaline02.jpg?v=1766263613","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/AK_WG_S.jpg?v=1766263684","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/Anna_Kikue_Birthstone_Chart.jpg?v=1773950224","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/AK_ShiftSignet_WG1.jpg?v=1766263699","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/AK_ShiftSignet_WG2.jpg?v=1766263699","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/AK_ShiftSignet_WG3.jpg?v=1766263699","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/AnnaKikue_ShiftSignet_Amethyst1_57e679ae-2e6d-4b18-98c8-61e2fb1857bb.jpg?v=1772071084","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-garnet-wg_f138b280-0b05-40c1-97e5-18b89a22ea60.jpg?v=1772071084","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-amethyst-wg.jpg?v=1772071084","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-aquamarine-wg.jpg?v=1772071084","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-diamond-wg.jpg?v=1772071084","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-emerald-wg.jpg?v=1772071084","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-moonstone-wg.jpg?v=1772071084","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-ruby-wg.jpg?v=1772071084","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-peridot-wg.jpg?v=1772071084","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-sapphire-wg.jpg?v=1772071084","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-tourmaline-wg.jpg?v=1772071084","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-citrine-wg.jpg?v=1772071084","https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-tanzanite-wg.jpg?v=1772071084"],"price":325,"currency":"USD","in_stock":true,"inventory_qty":2479752,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:23.234Z"},"share_url":"https://firestarter.network/l/lst_Saep4_-G","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_Saep4_-G' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Shift Signet Ring Silver' and a budget_max comfortably above $325.00 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."]}}