Breguet 5817ST/12/5V8 Marine Big Date SS / Rubber (30172)

30172 Breguet 5817ST/12/5V8 Marine Big Date, 5817ST/12/5V8, 5817ST125V8, stainless steel on a rubber strap with a stainless steel deployant buckle, automatic movement, big date, centered sweep seconds hand, silver guilloche dial with applied steel blue roman numerals, luminous hands and hour indicators, screw down crown, display back, water resistant to 100 meters, diameter: 40 mm, thickness: 12 mm, like new with original box and papers dated 12/2014. This watch was just fully serviced.


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More about Breguet 5817ST/12/5V8 Marine Big Date SS / Rubber

This is a stainless steel Breguet Marine Big Date, 5817ST/12/5V8. It has a rubber strap with a matching stainless steel deployant buckle, and a scratch resistant sapphire crystal. The 40mm diameter solid two-body case, reeded band, lapidated lugs, screwed bars, and stepped rounded bezel are polished. There is a screw-down exhibition sapphire display case back secured with 6 screws, and a protected screw-down winding-crown. The dial is two-tone silver and guilloché with applied blued steel radial Roman numeral hour markers on a plain reserve, with luminous gold Breguet hands. The outer minute/seconds track has luminous dots, and there is a sweep seconds hand and a large double date aperture at 6 o'clock. It's water resistant to 100 meters, and it has a 65-hour power reserve. The 12mm thick case, dial, and movement are all signed.

The automatic Breguet calibre 51766 is rhodium-plated with fausses cotes embellishment. It's constructed with 35 jewels, a straight-line lever escapement, and a shock absorber mechanism. It has a monometallic balance adjusted to heat, cold, and 5 positions, and a self-compensating flat balance spring. Included is a micrometer regulator, and a gold rotor decorated with an engine-turned sunray pattern.