Breguet 5817ST Marine Automatic SS Silver Dial

The Breguet 5817ST/12/5V8 Marine Automatic exemplifies the maison's enduring mastery of horological elegance and technical innovation. Introduced in the mid-2000s as part of the esteemed Marine collection, the reference features a 39mm stainless steel case with Breguet's iconic fluted case band and distinctive welded lugs. The hand-engraved silver dial displays signature Roman numerals and a guilloche pattern, executed with the artisanal crafts for which Breguet is renowned. At 6 o'clock, an oversized date aperture enhances legibility, marking a modern evolution for the brand’s classical design language. Inside, the automatic caliber 517GG boasts a flat silicon balance spring, a 35-jewel architecture, and a robust 65-hour power reserve, showcasing Breguet’s commitment to mechanical excellence. Water resistance is rated to 100 meters, making it a rare intersection of dress elegance and practical durability. This reference holds particular collector allure as one of the earliest Breguet sports watches to incorporate contemporary technical elements while maintaining heritage aesthetics. The transparent sapphire case back permits a view of the meticulously finished movement, reinforcing the watch’s status as a connoisseur’s choice in modern luxury horology. Like New with Breguet box. This piece was just fully serviced by Breguet in Q2/2026.