​From Zenith, one of the historic giants of Swiss horology, this is a striking vintage model from the iconic Sporto collection, produced in the late 1960s. Featuring an eye-catching emerald green dial, applied gold baton indices, a tonneau/c-shape case silhouette that echoes early 1970s design cues, and the celebrated in-house manual-wind Caliber 2542 movement, it stands as a stylish and highly distinctive vintage timepiece. ​Technical Specifications ​Brand / Model: Zenith Sporto (Vintage late 1960s) ​Movement: Powered by an original Swiss-made, 17-jewel (17 Jewels) in-house Zenith Caliber 2542 manual-wind movement, celebrated for its robust engineering and dependable timekeeping. The movement bridge bears the engravings "ZENITH SWISS MADE - 17 JEWELS" with the 2542 caliber hallmark under the balance wheel, displayed in full detail in image ​Case Dimensions: Approximately 35.5 mm including the winding crown (approximately 33.5 - 34 mm excluding the crown / vertical lug-to-lug stance approximately 39.5 - 40 mm). Thanks to its integrated, curved tonneau case geometry, it sits comfortably and prominently on the wrist The case side profile can be inspected in images ​Case & Crown Structure: Solid brass core finished with 20 Microns Gold Filled (Gold Filled G Bezel 20 Microns), paired with a solid stainless steel caseback. It retains a knurled gold-plated winding crown . Due to its age and regular use, hairline scratches and honest period-appropriate wear to the plating are present on the case ​Caseback: Original stainless steel screw-back / locking ring structure The inner caseback clearly displays the hallmarks: "ZENITH SWISS MADE - GOLD FILLED G BEZEL 20 MICRONS - STEEL BACK" ​Dial and Hands: A rare emerald green dial featuring an applied gold Zenith star, matching gold-toned baton indices, gold hands, and the "Sporto - SWISS MADE T" signature at the bottom The dial has been professionally restored/refinished (redial) in the past, creating an immaculate aesthetic paired with the matching green strap. ​Condition & Accessories Details ​Operational Status: The original Zenith Caliber 2542 movement ​Strap & Buckle: Fitted with a brand-new dark green leather strap with an exotic lizard/reptile grain texture, perfectly matched to the emerald green dial, paired with a gold-toned pin buckle Please note that the strap and buckle are non-original (aftermarket). ​Please Note: This watch pairs Zenith's mechanical in-house reliability with the bold appeal of an emerald green aesthetic. Details such as age-appropriate hairline wear on the case, the professionally refinished dial (redial), and the aftermarket strap . Due to its vintage/antique nature, no water resistance warranty is provided. For cross-border or international shipments, any potential customs duties, taxes, or additional clearance fees are entirely the responsibility of the buyer. Please review all macro photos carefully before finalizing your purchase.