Omega - Constellation Automatic Chronometer C-Shape - 30277789 - Men - 1970-1979

Presented for auction by Second Vintage A classic example of Omega's late-1960s design language, this Constellation features the distinctive C-shape case geometry originally conceived by Gerald Genta. The watch is distinguished by its pristine silver sunburst dial with applied black-insert indices and is powered by the chronometer-certified Caliber 564 movement, representing a superb standard of preserved mechanical watchmaking. Brand: Omega Model: Constellation Serial Number: 30277789 Movement: Automatic chronometer, Caliber 564 Dial: Silver sunburst with applied black-insert indices Case Size: 35mm (excluding the crown) Case Material: Stainless Steel Production Year: c. 1970 Condition: Excellent vintage condition. Timegrapher: +5+8s/day with strong amplitude, performing remarkably well. Dial and Hands The pristine and highly legible silver sunburst dial exhibits a brilliant finish, complemented by applied baton indices featuring black inserts. An applied Omega logo and Constellation star sit prominently on the dial, alongside crisp black typography and a framed date window at three o'clock. There is no visible spotting or moisture damage on the surfaces. The matching stick hands also feature black inserts and maintain a clean metal finish, showing no visible oxidation or corrosion, making an excellent match to the dial layout. Case and Crystal The stainless steel C-shape case displays excellent preserved geometry with distinct finishing transitions. The upper surfaces retain a well-preserved brushed finish, contrasting beautifully against the polished case flanks. Light superficial handling marks consistent with careful wear are present across the metal. An integrated smooth bezel matches the brushed finish of the case top and shows similar light handling marks. The caseback features a crisp and well-defined observatory medallion. The watch is fitted with a signed Omega crown with a knurled edge in good condition. The domed acrylic crystal is clear, showing no major scratches, crazing, or cracks. Movement Inside beats the chronometer-certified Omega Caliber 564 automatic movement, exhibiting clean copper-colored plating. The rotor and bridges show excellent finishing, with no visible corrosion or significant tool marks present. Engravings read OMEGA WATCH Co SWISS, TWENTY-FOUR 24 JEWELS, and ADJUSTED FIVE (5) POSITIONS AND TEMPERATURE. A swan neck regulator is also present. The timegrapher records +5+8s/day with strong amplitude. Exhibiting remarkable accuracy and consistency, performing brilliantly for a vintage timepiece. Strap The watch is paired with a complementary brown leather strap featuring a crocodile pattern. The material shows moderate wear and creasing from previous use. Condition Excellent vintage condition. The watch remains highly attractive, with a pristine dial and hands free of visible aging or oxidation. The stainless steel case retains distinct finishing transitions and a crisp observatory medallion, showing only light superficial handling marks consistent with careful wear. The domed acrylic crystal is clear. The leather strap exhibits moderate wear and creasing. Supported by the timegrapher reading of +5+8s/day with strong amplitude, the movement is performing remarkably well. Dimensions 35mm (excluding the crown) Remarks This Constellation stands out for its exceptionally clean dial and the distinct preservation of its C-shape case geometry. The crisp observatory medallion and the strong performance of the Caliber 564 movement make this a superb acquisition for collectors of classic mid-century design. History The Omega Constellation line has long represented the pinnacle of the brand's precision watchmaking, originally launched to celebrate Omega's numerous observatory chronometer records. By the late 1960s, the introduction of the C-shape case, penned by Gerald Genta, brought a modernized and architectural aesthetic to the collection. The Caliber 564 automatic movement inside was a highly regarded mechanism of the era, featuring a quickset date and robust chronometer-certified performance. This period of Constellation production remains highly valued by enthusiasts for its distinctive design and reliable engineering. / Second Vintage SKU: OME-OAC-0002