This /unworn Oris Big Crown ProPilot Big Date ref. 01 751 7761 4065-07 3 20 05LC combines aviation-inspired design with practical functionality. Its 41mm multi-piece stainless steel case features a domed sapphire crystal with anti-reflective coating and a see-through screwed mineral caseback. The striking blue dial displays central hours, minutes, and seconds, along with an enlarged instantaneous date window. Powered by the automatic Caliber 751 with a 38-hour power reserve, it offers reliable precision. Fitted with a 20mm textile strap, this ProPilot balances durability, legibility, and distinctive style for everyday wear.