{"type":"firestarter.listing","listing":{"id":"lst_maEcsI8p","product_name":"Nahvalur Original Plus Citrine Fountain Pen","category":"Fountain Pen","description":"\n\n\n Our New Color for Original Plus Family   \n\n\n\n\n\nBelieved to bring good fortune, Citrine has been known as the 'merchant's stone' since ancient Egypt. Cherished for its sun-touched yellow, the bright hue of this pen was inspired by its namesake, as an eye-catching member of the new Original Plus collection.\nFeaturing a transparent barrel with a highly efficient vacuum filling system, the Original Plus Citrine ensures you spend less time refilling, and more time on what truly matters: Your words, your ideas, and your writing.\nThis, and three other stunning new colors of Original Plus, are available now!\n\n \n\n\n\nNahvalur Original Plus Citrine Fountain Pen Specifications:    \n\n\n\nPen Material: Acrylic\n\nTrims and Clip: Gold-plated appointments\n\nNib: No.6 stainless steel nib available in F, M, B 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\n ","images":["https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Citrine-Fountain-Pen.jpg?v=1756221088","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Citrine-Fountain-Pen-2.jpg?v=1759310568","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Citrine-Fountain-Pen-3.jpg?v=1756221091","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Citrine-Fountain-Pen-4.jpg?v=1756221092","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Citrine-Fountain-Pen-5.jpg?v=1756221093","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Citrine-Fountain-Pen-6.jpg?v=1756221095","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Citrine-Fountain-Pen-7.jpg?v=1756221096","https://cdn.shopify.com/s/files/1/0575/7177/files/Nahvalur-Original-Plus-Citrine-Fountain-Pen-8.jpg?v=1756221098"],"price":65,"currency":"USD","in_stock":true,"inventory_qty":49995,"dynamic_pricing":false,"listed_at":"2026-06-18T20:45:59.578Z"},"share_url":"https://firestarter.network/l/lst_maEcsI8p","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_maEcsI8p' — this pins the purchase to this exact listing, skipping product search — plus request: 'Buy Nahvalur Original Plus Citrine 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."]}}