Now available at auction from Second Vintage A classic 1990s Speedmaster Day-Date, this sought-after reference features a striking blue dial with strong, even tritium patina. The desirable triple calendar complication is powered by the automatic Omega caliber 1150, all housed within the signature twisted lyre lug case. Brand: Omega Model: Speedmaster Chronograph Reference Number: 175 0054 / 375 0054 Serial Number: 54589948 Movement: Automatic chronograph, caliber 1150 Dial: Blue with triple calendar layout and dark yellow/brown tritium patina Case Size: 39mm (excluding the crown) Case Material: Stainless steel Production Year: 1993 Condition: Good vintage condition. Movement serviced. Timegrapher: +1+3s/day, performing remarkably well. Dial and Hands The watch features an attractive blue dial with a triple calendar layout, displaying the day, month, and a pointer date. The luminous hour markers have aged to a prominent dark yellow and brown patina. There is some visible degradation and spotting around the edges of the subdials and lume plots, presenting minor age-related character, while the printed text remains crisp. The original steel hands are fitted with luminous inserts that match the dial patina perfectly. The pointer date hand is distinguished by a red crescent tip, and minor oxidation is visible on the metal surfaces under magnification. Case and Crystal The 39mm stainless steel case displays the model's signature twisted lyre lugs. The brushed and polished surfaces show normal, honest wear, including a noticeable ding on the outer edge of the bottom right lug. The fixed steel bezel is fitted with a black tachymetre insert that shows minor nicks and wear along the outer edge, though the numerals remain fully legible. The crown is signed with the Omega logo and features well-defined fluting, flanked by chronograph pushers showing normal surface wear. The caseback engravings are clear and legible. A domed crystal protects the dial, remaining clear with no major scratches or cracks visible, showing only the slight edge distortion typical of its shape. Movement Inside is the automatic chronograph Omega caliber 1150, engraved with "OMEGA 1150" and "25 JEWELS TWENTY FIVE SWISS". The movement has a clean appearance with well-finished bridges and rotor, showing no visible corrosion or significant marks. The timegrapher recorded a rate of +1+3s/day. Exhibiting remarkable accuracy and consistency, performing brilliantly for a vintage timepiece. The movement was serviced. Strap The watch is fitted with its original signed stainless steel bracelet and a signed Omega Speedmaster clasp. The endlinks are stamped '813'. The bracelet shows moderate surface scratches and scuffs consistent with honest use, and it accommodates a maximum wrist size of 19cm. Condition Good vintage condition. The movement was serviced and, supported by the recorded timegrapher result, is performing very strongly. The case shows honest wear with a specific ding on the bottom right lug and minor nicks on the bezel insert. The dial is highly attractive with strong tritium patina, though it displays minor age-related spotting around the subdials and lume plots. The original bracelet exhibits normal wear consistent with age and use. Dimensions The case measures 39mm (excluding the crown). Remarks This Speedmaster Day-Date distinguishes itself with its striking blue dial and excellent tritium patina. The highly capable caliber 1150 offers a fantastic suite of complications, making this a compelling and practical addition to any collection. History The reference 375.0054 was introduced to the international collection in 1993. It expands on the classic Speedmaster design by incorporating the automatic mechanical Caliber 1150/1151, which features a sophisticated triple calendar with a pointer date, day and month windows, and a 24-hour hand. This 39mm variant offers a highly practical set of complications within a beloved and historically significant case profile. 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-SAX-0006