{"product_id":"rc_itt4u6m15i58_z8rv","title":"Patek Philippe UFO Case 3580 Automatic Cal.350 SS Original Strap Original Pin Buckle (SS) Navy Dial Box Registration Guarantee Card (1977) Booklet Tag Overhauled","description":"[Control Number] ITT4U6M15I58\n[Brand Name] PATEK PHILIPPE\n[Model] UFO CASE\n[Model Number] 3580\n[Manufacture Year] Circa 1972 - Circa 1980\n[Dial] Navy\n[Serial] 270****\n[Size] Men's\n[Case Size] 35mm x 40mm\n[Wrist Size] -\n[Case Material] SS\n[Strap] Original strap (with signs of use)\n[Buckle] Original pin buckle (SS)\n[Movement] Automatic (Cal.350)\n[Accessories] Box (deteriorated), Warranty Card (1977), Booklet, Tag, Our company's warranty card (Japan only)\n[Maintenance History]\n●Overhauled on March 27, 2026, by our affiliated workshop (disassembly, cleaning, and accuracy adjustment. *Quartz watches include battery replacement).\n\n[Warranty] 1 year\n\n[Comment]\n\nPatek Philippe Ref. 3580 is an extremely rare model said to have been manufactured from around 1972 to around 1980.\n\nFollowing the footsteps of the \"Golden Ellipse\" announced in 1968, the tonneau-shaped case, which pursued a more futuristic and modern form, is affectionately known among collectors as the \"Disco Volante (flying saucer)\" or \"UFO\".\nAt the time, influenced by space-age design, great effort was put into developing original designs that were not confined to traditional round or square shapes, and innovative movements.\n\nThe most distinctive feature is that the crown is located on the case back, not on the side of the case.\nThis eliminates protrusions from the case silhouette, achieving a beautiful, symmetrical oval shape.\n\nThe Cal.350 movement features an ultra-thin automatic movement with a peripheral rotor.\nNormally, automatic movements are thick because the rotor is stacked on top of the movement, but by placing the rotor on the periphery, it maintains the thinness of a manual-winding watch despite being an automatic.\nThe adoption of this movement made the aforementioned backwinder design possible.\n\nAlthough it shows some signs of age, it is a collectible item that comes with a box (deteriorated), warranty card (1977), booklet, and tag.\n\n[Product Condition] A Rank","brand":"パテック・フィリップ","offers":[{"title":"Default Title","offer_id":51305609953578,"sku":"rc_ITT4U6M15I58_z8rV","price":3480000.0,"currency_code":"JPY","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0713\/5543\/3258\/files\/LOyqKGunn0dvbYsTiXpVgWhveSr8vsjretP0hA7w.jpg?v=1774685703","url":"https:\/\/antiqurious.com\/en\/products\/rc_itt4u6m15i58_z8rv","provider":"ANTIQURIOUS","version":"1.0","type":"link"}