Girard-Perregaux Gyromatic Ref 8371615 - Rare Bausch & Co Retailer Dial - 1960s

Rare Vintage Girard-Perregaux Gyromatic – Retailer Signed Bausch & Co  Up for sale is a beautiful, highly collectible mid-century Girard-Perregaux Gyromatic (Reference 8371615) from the 1960s. This particular timepiece is a rare double-signed example featuring the Bausch & Co name on the dial—likely the original high-end retailer or importer.  Condition & Details:  Dial: Stunning vintage champagne dial with an elegant patina, applied stick indexes, and the rare retailer signature.  Movement: Iconic Swiss-made GP Gyromatic mechanical automatic movement featuring 39 jewels for precision. Inside the case back, there is a hand-etched watchmaker’s service mark: Estell 992.  Case: Gold-plated case showing honest, age-appropriate wear. One-piece stainless steel band. Case back is stamped with reference 8371615.  Functionality: The watch is currently running and keeping time. Please Note: The sweep second hand stutters slightly at points. It likely needs a minor clean, oil, and adjust (COA) lubrication service to return to a perfectly smooth sweep. Sold as-is.  A fantastic entry point into high-end vintage Swiss horology! Please review photos carefully.