Now available at auction from Second Vintage A quintessential 1970s Constellation, this 1973 Omega showcases the celebrated C-shape case geometry paired with its correct matching brick-link bracelet. The watch offers a striking visual balance, contrasting a remarkably clean silver sunburst dial against the honest, age-acquired character of its stainless steel case and hands, all powered by a chronometer-certified automatic movement. Brand: Omega Model: Constellation Reference Number: ST 168 0056 Serial Number: 36154807 Movement: Caliber 1011 automatic, 23 jewels Dial: Silver sunburst with applied indices Case Size: 35 mm (excluding the crown) Case Material: Stainless Steel Production Year: 1973 Condition: Good vintage condition. Timegrapher: +15+18s/day, performing remarkably well. Dial and Hands Exceptionally clean and well-preserved, the silver sunburst dial features applied indices with black inserts. The text and minute track remain crisp and fully intact, showing minimal signs of aging. The stick hands also feature black inserts, though they display noticeable age-related oxidation and surface grime, particularly on the minute hand. Case and Crystal Presenting honest vintage condition with preserved original geometry, the classic C-shape stainless steel case retains its brushed upper surfaces and polished bevels. It shows moderate scratches and minor dings consistent with age and use. The smooth polished bezel ring displays light surface scratches matching the wear on the case. The caseback features a well-preserved Observatory medallion. The watch is fitted with a signed Omega crown and a flat acrylic crystal that remains clear, showing only minor surface wear with no major deep scratches or cracks. Movement Inside is the copper-colored Omega Caliber 1011 automatic movement, a chronometer-certified caliber engraved with 23 jewels and adjusted to five positions and temperature. Visually, the rotor exhibits heavy black spotting, staining, and corrosion. The plates and bridges show some surface wear but remain generally cleaner than the rotor. Timegrapher: +15+18s/day. Exhibiting remarkable accuracy and consistency, performing brilliantly for a vintage timepiece. Strap The watch is fitted with its original signed bracelet, a classic Omega brick-link design in solid wearable condition. The endlinks are stamped 056, correctly matching the case reference. The clasp is signed with an applied Omega logo. The bracelet shows moderate surface scratches and normal wear, accommodating a maximum wrist size of up to 18cm. Condition Good vintage condition. The dial is exceptionally clean and well-preserved, while the hands show noticeable oxidation and surface grime. The C-shape case retains its distinctive geometry, exhibiting moderate scratches and minor dings consistent with age, alongside normal wear on the original brick-link bracelet. While the movement rotor exhibits heavy staining and corrosion, the caliber is performing very strongly, supported by the recorded timegrapher results. Dimensions The case measures 35 mm in diameter, excluding the crown. Remarks This Constellation offers the beloved C-shape design paired with its correct matching brick-link bracelet. The striking contrast between the exceptionally clean silver dial and the honest vintage wear of the exterior components makes it a compelling choice for collectors of 1970s Omega chronometers. History The Omega Constellation has long been recognized as the brand's flagship chronometer line, introduced in 1952 to showcase precision timekeeping. By the late 1960s and early 1970s, the collection embraced the distinctive C-shape case, a design widely attributed to Gerald Genta that came to define the era's aesthetic. Powered by the advanced Caliber 1000 series movements, these later C-shape models offered high-beat precision while maintaining the prestigious chronometer certification and the signature Observatory medallion on the caseback. Payment and Shipping Payment must be completed within 1–3 days after purchase. Your watch will be professionally and securely packaged, then shipped with tracking and insurance for your peace of mind. We use fast express shipping, with typical delivery within 1–4 business days, depending on the destination. Please note that vintage watches may show minor signs of wear, aging, or imperfections, which are considered normal for watches of this age. We kindly ask you to review all photos carefully before bidding. We photograph each watch from multiple angles to provide the most accurate representation possible, and the photos form an important part of the description. The timegrapher assessment if provided is seen as an indication of the movement’s condition under fully wound testing conditions. As with all vintage watches, results may vary in daily use. If you have any concerns regarding functionality or defects after delivery, please contact us within 3 days of receiving the watch so we can assist you. As with all used watches, water resistance is not guaranteed. If you have any questions, feel free to contact us after the auction ends. / Second Vintage SKU: OME-OCC-0042