Seiko 5 – Automatic Movement – Stainless Steel – Black Geometric Dial – 21 Jewels – Day-Date A distinctive vintage Seiko 5 Automatic men's wristwatch from the 1970s, featuring an unusual geometric stainless steel case, a striking black dial and a practical day-date display at 3 o'clock. This remarkable timepiece captures the bold and experimental spirit of Japanese watchmaking during the 1970s, when Seiko introduced increasingly creative case shapes and unconventional designs. The watch features a sculptural, angular case with a distinctive black decorative inlay surrounding the dial, creating a sophisticated contrast with the polished stainless steel surfaces. Its geometric dial opening, minimalist silver-tone hands and fine minute markers give the watch a futuristic appearance characteristic of the era. The black dial is complemented by the iconic Seiko 5 emblem, a discreet lightning-bolt symbol and a day-date display, with the weekday shown in French. Powered by the reliable Seiko Calibre 7019 automatic movement with 21 jewels, this vintage watch combines Japanese mechanical engineering with distinctive retro styling. Completed with a black leather strap, this Seiko 5 is an appealing collector's piece for enthusiasts of unusual case designs and vintage Japanese automatic watches. Technical Details Brand: Seiko Collection: Seiko 5 Automatic Case Code: 7019-5110 Movement: Seiko Calibre 7019 Gender: Men Case Material: Stainless steel Case Dimensions: 38 × 41 mm Case Back: Stainless steel Crystal: Mineral glass Dial: Black with geometric design Hour Markers: Fine silver-tone minute and hour indexes Hands: Silver-tone with contrasting central seconds hand Winding: Automatic Jewels: 21 Functions: Hours, minutes, central seconds, day and date at 3 o'clock Day Display: French Strap: Black leather Strap Length: Approx. 22 cm Water Resistance: Not tested for water Condition Grade: B Box: Generic presentation box included Condition Report This Seiko 5 Automatic is in Grade B vintage condition, showing signs of age and use. The stainless steel case presents scratches and surface wear. The black decorative inlay and dial remain attractive, with minor age-related marks. The crystal shows light surface wear, while the case back presents fine scratches. The black leather strap light shows signs of use. Overall, a distinctive vintage Seiko with an appealing geometric design and authentic 1970s character. Please study all photographs carefully, as they form an integral part of the description and accurately represent the condition of the watch. Story & Heritage Founded in Japan in 1881 by Kintaro Hattori, Seiko has become one of the most influential names in international watchmaking, celebrated for its technical innovation, mechanical precision and pioneering spirit. Introduced in 1963, the Seiko 5 collection was developed around the concept of reliable, practical and accessible automatic wristwatches. Its distinctive identity and robust mechanical movements helped establish Seiko as a major force in the global watch industry. During the 1970s, Seiko embraced bold geometric designs, experimenting with angular cases, architectural dial layouts and unconventional aesthetics. These watches reflected the optimism and futuristic design trends of the decade. This Seiko 5 Automatic reference 7019-5110 is a distinctive expression of that creative period. Its sculptural stainless steel case, contrasting black decorative elements and reliable 21-jewel automatic movement combine technical functionality with unmistakable retro character. A collectible example of vintage Japanese watchmaking, appealing to enthusiasts of Seiko history, mechanical watches and unconventional 1970s design. Internal Reference Number: ITM 1115