An exceptional piece of horological history: the Seiko 7A38-7270, featuring the world’s first analog quartz chronograph movement series with a day-date complication. Manufactured in July 1987 (Serial No. 777396), this watch combines classic 1980s integrated-bracelet styling with sophisticated Japanese engineering. Featuring a sleek two-tone steel and gold-tone bezel design, a light champange/white dial, three sub-dials (1/10th second, running seconds, and 30-minute counter), and a day/date window at 3 o'clock. Specifications & Details Brand: Seiko Model: Quartz Chronograph Day-Date Reference Number: 7A38-7270 Serial Number: 777396 Year of Manufacture: July 1987 Movement: Seiko Caliber 7A38 Quartz Chronograph Case Diameter: 37.5 mm (excluding crown/pushers) Case Material: Stainless Steel with Base Metal Gold Bezel Dial: Cream / Off-White with gold-accented sub-dials and hands Functions: Hours, minutes, small seconds, 1/10th second chronograph, 30-minute counter, day-date indicator. Bracelet: Integrated stainless steel bracelet (Includes extra Original Seiko leather strap as shown). Water Resistance: Water Resistant (factory standard, not tested). Condition Report Case: Very good vintage condition with minor surface wear and micro-scratches consistent with age. Dial & Hands: Very clean, original dial in excellent condition. Glass: Clear. Movement: Fully operational quartz movement; timekeeping, date quickset, and chronograph functions operate properly. Bracelet: Vintage integrated steel bracelet in very good condition.