Rare vintage Certina Blue Ribbon Automatic – in-house caliber 25-011 – special anniversary edition for Volvo’s 50th anniversary (1927–1977) – vibrant sunburst blue/purple dial – circa 1977. Up for auction is an exceptionally rare and highly collectible vintage Swiss timepiece by Certina, released in 1977 to commemorate the 50th anniversary of the iconic Swedish automaker, Volvo. Featuring a captivating sunburst blue dial and powered by an authentic Certina automatic movement, this watch serves as a unique bridge between the excellence of Swiss watchmaking and automotive history. Key Features and Specifications: Brand: Certina Model: Blue Ribbon Automatic (Volvo 50th Anniversary Edition) Year of Production: 1977 (factory-issued for the Volvo 1927–1977 Jubilee) Movement: Authentic Swiss automatic movement, Certina Caliber 25-011, 21 jewels, quick-set date, rotor signed "CERTINA 25-011 / SWISS / 21 JEWELS" Case Material: Solid stainless steel, cushion-shaped case with a screw-down case back Case Reference Number: Stamped 623 1218 41 on the case back Case Diameter: 35.9 mm (excluding the crown) Case Back: Solid steel screw-down case back featuring an official embossed commemorative engraving: "VOLVO 1927-1977" Dial: Stunning original sunburst blue dial with applied steel markers, date window at 3 o'clock; signed "CERTINA automatic," "Blue Ribbon," and "SWISS MADE" Crown: Original signed crown featuring the Certina logo Strap: Fitted with a classic black leather strap Condition Report: Mechanical Condition: In full working order. The automatic movement winds smoothly, the date sets correctly, and it keeps accurate vintage time. Aesthetics: The movement is clean and completely authentic. The bright blue dial is in excellent vintage condition. The stainless steel case retains sharp edges, with minor signs of wear consistent with its age. Shipping and Packaging: Fast, secure, and fully insured shipping with a tracking number.