The Seiko Business-A, reference 8306-9030, is a distinguished timepiece from the late 1960s, designed to serve the rising class of Japanese salarymen with style and reliability. This model is powered by the impressive Caliber 8306 automatic movement featuring 30 jewels, a high jewel count that signifies its premium positioning within Seiko's lineup at the time. The watch features a classic ivory dial adorned with faceted baton indices and dauphine hands, exuding a timeless mid-century aesthetic. A practical day-date window is positioned at 3 o'clock. The stainless steel case is robust and retains the charming dolphin icon on the case back, symbolizing its water-resistant heritage (marked "Water Proof," characteristic of pre-1970 models). This vintage piece is in good condition (Grade AB) with visible signs of its history. The acrylic crystal has noticeable surface scratches, and the dial shows an authentic patina and signs of aging, adding to its vintage character. The case has some scuffs consistent with use. It has been fitted with a new black leather strap, making it ready to wear. A wonderful project watch or a daily wearer for those who appreciate the honest patina of a true 1960s survivor. Please note: import duties and taxes are the buyer’s responsibility. The watch will be shipped promptly with tracking and insurance. Experience the sophisticated engineering of 1960s Seiko. Keywords: Seiko Business-A, 8306-9030, 30 Jewels, Vintage Watch, 1960s, Dolphin Case Back, Automatic, Patina Dial. Details Brand: Seiko Model: Business-A Reference: 8306-9030 Material: Stainless Steel Colour: Silver / Ivory Country of manufacture: Japan Period: 1960-1969 Features: Automatic Cal. 8306 (30 Jewels), Day-Date, Dolphin Case Back, Vintage Ivory Dial Condition details Grade AB (Good condition) Visible signs of wear present. Crystal contains multiple visible scratches (please see photos). Dial shows patina, spots, and signs of aging consistent with its vintage nature. Case shows surface scratches and wear. Fitted with a new aftermarket black leather strap. Authentication & sourcing This item has been carefully inspected and sourced from certified luxury markets accessible only to licensed dealers. All products offered are 100% authentic. In the rare event of a counterfeit, a full refund will be issued. Shipping Secure worldwide shipping with tracking and insurance. Professional packaging ensures safe delivery. Please note: import duties and taxes are the buyer’s responsibility and are not included in the item price or shipping cost. Return Policy / Disclaimer Please review all photos carefully before placing your bid. The item description accurately reflects the current condition. Returns are not accepted unless the item is proven to be counterfeit. Any minor wear or signs of age are consistent with normal use for vintage and pre-owned items.