Oris Big Crown ProPilot Big Date – Swiss Automatic Pilot Watch (Unworn, Full Set) Aviation Heritage • Big Date Display • In-House Mechanical Precision This Oris Big Crown ProPilot Big Date is a modern interpretation of a classic aviation watch, combining strong pilot-watch heritage with contemporary Swiss mechanical engineering. Designed for maximum legibility, reliability, and everyday versatility, this model stands as one of Oris’ most recognizable and respected creations. The 41 mm multi-piece stainless steel case features a purposeful, aviation-inspired design with a finely fluted bezel that recalls traditional cockpit instruments. The blue dial, clearly visible in the photos, offers excellent contrast and readability, with bold Arabic numerals, luminous hands, and the signature oversized Big Date window, which provides instant and clear date indication. The sapphire crystal is domed on both sides and features an internal anti-reflective coating, ensuring optimal clarity in all lighting conditions. Inside beats the Oris Caliber 751, an automatic Swiss movement operating at 28,800 vibrations per hour (4 Hz), offering a power reserve of approximately 38 hours. The movement includes stop-seconds for precise time setting, fine timing regulation, and an instantaneous date change. The screwed stainless steel case back features a transparent mineral glass window, allowing a view of the movement and the distinctive Oris red rotor. The watch is rated to 10 bar (100 meters) water resistance and is fitted with its original stainless steel bracelet, with a 20 mm interhorn width. This example is unworn and comes as a full set, including the original box and papers, with a valid 2-year international warranty from Oris. Technical Details Brand: Oris Model: Big Crown ProPilot Big Date Case Material: Stainless steel Case Diameter: 41.00 mm Crystal: Sapphire crystal, domed on both sides, anti-reflective coating inside Case Back: Screw-down, see-through mineral glass Dial: Blue Movement: Swiss automatic, Oris Caliber 751 Functions: Hours, minutes, seconds, big date, instantaneous date, stop-seconds Power Reserve: Approx. 38 hours Frequency: 28,800 A/h (4 Hz) Bracelet: Original stainless steel bracelet Interhorn Width: 20 mm Water Resistance: 10 bar (100 meters) Condition: Unworn Box: Original box Papers: Included (Full set) Warranty: 2 years international Oris warranty Story & Heritage Founded in 1904 in Hölstein, Switzerland, Oris has built its reputation on producing high-quality mechanical watches with a strong emphasis on functionality, independence, and value. The Big Crown collection traces its roots back to the 1930s, when Oris created oversized-crown watches specifically for pilots, allowing easy operation while wearing gloves. The ProPilot Big Date continues this legacy, blending classic aviation design cues with modern materials and engineering. The result is a watch that feels both timeless and contemporary—equally suited to professional use, travel, or everyday wear. Unworn and offered as a complete set, this Oris Big Crown ProPilot Big Date represents an excellent opportunity to acquire a modern Swiss pilot watch with authentic heritage, robust construction, and enduring appeal. Express Delivery Via UPS Express Internal Reference Number - ORS-15