{"type":"firestarter.listing","listing":{"id":"lst_bGc4XwxX","product_name":"Shift Signet Ring White Gold","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 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 gemstone\nStandard Natural 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.\nLooking for sizes 8–12? Contact us to place your order.","images":["https://cdn.shopify.com/s/files/1/0119/2525/8299/files/ak-signet-01-diamond-wg_f42d3e19-fcfe-480a-af81-f0dfb703499b.jpg?v=1763241460","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-shiftsignet-04-wg.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_WG_S.jpg?v=1766263684","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_WG3.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/AnnaKikue_ShiftSignet_Amethyst1.jpg?v=1772071053","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":2400,"currency":"USD","in_stock":true,"inventory_qty":2499750,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:23.228Z"},"share_url":"https://firestarter.network/l/lst_bGc4XwxX","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_bGc4XwxX' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Shift Signet Ring White Gold' and a budget_max comfortably above $2400.00 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."]}}