{"type":"firestarter.listing","listing":{"id":"lst_fDbiJvZ4","product_name":"Nahvalur Original Plus Lovina Graphite Fountain Pen","category":"Fountain Pen","description":"\nRobust Elegance The Lovina Graphite and Matira Quarts combines a sleek, muted design with the durability needed for daily use. Its high-quality build makes it a dependable choice for your everyday writing. Ample Ink, Easy Refills The vacuum filling system in the Lovina Graphite and Matira Quartz is a statement of efficiency, minimizing downtime for refills and maximizing your productivity and writing enjoyment. Smoothly Nahvalur Embrace the smooth signature Nahvalur writing experience with our in-house stainless steel nibs, available in fine, medium, broad, stub, and double broad sizes.\nNahvalur Original Plus Lovina Graphite Fountain Pen Specifications:\n\n\nEdition: 2024 Regular Edition\n\nPen Material: Acrylic\n\nTrims and Clip: Rose Gold-plated appointments\n\nNib: No. 6 stainless steel available in F, M, B, BB or 1.1mm stub.\n\nFilling System: Vacuum-Filling (bottled ink fill only)\n\nPen length, closed: 5.75 in. / 146mm\n\nPen length, open (cap off): 5.11 in. / 130mm\n\nPen length, open (cap posted): 6.97 in. / 177mm\n\nPen Diameter, barrel: 0.51 in. / 13 mm\n\nPen diameter, grip section: 0.37 in. - 0.43 in. / 9.5mm - 11mm\n\nPen weight (without ink): 1.2 oz. / 34g\n\nGift boxed with user guide and 1-year warranty\n\n\n","images":["https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Lovina-Graphite-Fountain-Pen_d53e6734.jpg?v=1767106750","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Lovina-Graphite-Fountain-Pen-2_64dfa8a0.jpg?v=1767106762","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Lovina-Graphite-Fountain-Pen-3_efe6ae4a.jpg?v=1767106775","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Lovina-Graphite-Fountain-Pen-4_fda715d8.jpg?v=1767107202","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Lovina-Graphite-Fountain-Pen-5_1884fdbf.jpg?v=1767107204","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Lovina-Graphite-Fountain-Pen-6_695a1931.jpg?v=1767107205","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Lovina-Graphite-Fountain-Pen-7_63fbc6df.jpg?v=1767107207","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Lovina-Graphite-Fountain-Pen-8.jpg?v=1767107208"],"price":65,"currency":"USD","in_stock":true,"inventory_qty":49995,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:59.205Z"},"share_url":"https://firestarter.network/l/lst_fDbiJvZ4","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_fDbiJvZ4' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Nahvalur Original Plus Lovina Graphite Fountain Pen' and a budget_max comfortably above $65.00 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."]}}