Offered in this auction by Second Vintage A robust and highly legible pilot-style timepiece, this Oris BC3 Day Date exemplifies the brand's commitment to functional, no-nonsense mechanical watchmaking. With its stark black dial, bold Arabic numerals, and utilitarian brushed steel case, it strikes a perfect balance between aviation heritage and everyday versatility, making it a highly capable companion for the discerning collector. Brand: Oris Model: BC3 Day Date Reference Number: 7500 Serial Number: 1917334 Movement: Automatic, Oris Caliber 635 (Base ETA 2836-2), 25 Jewels Dial: Matte black dial with white Arabic numerals, day and date apertures, and luminous hour markers, presented in exceptionally clean condition Case Size: 40 mm (excluding the crown) Case Material: Stainless Steel Production Year: 2000s Condition: Excellent second hand condition with normal signs of wear Dial and Hands The matte black dial is highly legible, featuring crisp, white sans-serif Arabic numerals and a precise outer minute track. A vertically aligned day window sits prominently below the twelve o'clock marker, balanced by a date aperture positioned above the six o'clock marker. The dial is pristine, showing no visible spotting, moisture marks, surface damage, or discoloration of any kind. The stark white printed text, including the Oris logo, remains sharp and fully intact. The luminous material on the hour dots and the distinctive syringe-style hands exhibits a clean, even tone, complementing the utilitarian aesthetic perfectly and showing excellent preservation. Case and Crystal The 40mm stainless steel case is characterized by its robust, utilitarian profile, featuring a predominantly brushed finish across the thick lugs and vertical flanks. A contrasting polished ring surrounds the flat sapphire crystal, adding a subtle touch of refinement to the tool-watch design. The case exhibits honest, age-consistent wear, with minor surface scuffs and handling marks visible on the bezel and brushed sides, though the overall architecture remains sharp and unpolished. The oversized, Oris-signed crown operates smoothly and remains well-defined. The flat sapphire crystal is clean and free of significant scratches, providing an unobstructed view of the dial. An exhibition caseback allows full visibility of the mechanical caliber. Movement Powering this timepiece is the Oris Caliber 635, based on the reliable ETA 2836-2 architecture, featuring 25 jewels and automatic winding. The movement is proudly displayed through the sapphire caseback, showcasing a beautifully engine-turned rotor clearly stamped with the Oris branding and caliber number. Close inspection reveals the ETA 2836-2 hallmark beneath the balance wheel. Exhibiting remarkable accuracy and consistency, performing brilliantly for a second hand timepiece. The timegrapher records a deviation of -9 to -11 seconds per day with strong amplitude. Strap The watch is fitted with its original stainless steel multi-link bracelet, which perfectly complements the brushed finish of the case. The robust folding clasp is prominently signed with the Oris logo on the exterior, and the interior blades bear the correct ORIS 8 20 50 stamping. The bracelet shows light, normal wear consistent with the case and is sized to accommodate an 18cm wrist. Condition Excellent vintage condition. The watch presents beautifully on the wrist, with a flawless dial and well-preserved hands. The stainless steel case and original bracelet show moderate, superficial scratches and scuffs expected from regular, honest wear, but no deep gouges or structural damage. The watch retains its strong factory lines and rugged appeal, making it an excellent candidate for daily enjoyment. Dimensions Case Size: 40 mm (excluding the crown). Wrist Size: 18 cm. Remarks This Oris BC3 is a quintessential everyday mechanical watch, offering a highly practical day and date complication wrapped in a durable, aviation-inspired design. Its clear provenance through the original signed bracelet, well-preserved dial, and strong mechanical performance make it a compelling choice for collectors seeking a versatile and reliable daily wearer. History Oris has a long-standing tradition of producing purpose-built aviation watches, a lineage that heavily influenced the BC3 collection. Introduced as a modern interpretation of the classic pilot's watch, the BC3 stripped away unnecessary embellishments to focus entirely on legibility, durability, and mechanical reliability. By combining a highly readable instrument-style dial with a rugged case, the BC3 quickly became a cornerstone of the Oris catalog, celebrated by enthusiasts who appreciate straightforward, high-quality Swiss watchmaking. Payment and Shipping Payment must be completed within 1–3 days after purchase. Your watch will be professionally and very securely packaged, and shipped with tracking and insurance for your peace of mind. We ship via fast express service, with typical delivery in 1–4 business days (destination dependent). Note that with second hand watches, minor signs of wear, aging, or imperfections may be present and are considered normal for watches of this age. Please review all photos carefully before bidding. We strive to photograph each watch from multiple angles for the most accurate representation. The photos form an important part of the description. If there are any concerns of functionality or defects after delivery, make sure to contact us within 3 days of receiving the watch so we can assist you. As with all second hand watches, water resistance is not guaranteed. If you have any questions, feel free to contact us after the auction ends. / Second Vintage SKU: ORI-OSM-0001