Breguet Marine Gmt 5857 Two Time Watch

This year, Breguet has added a new member to the Marine collection, featuring an unprecedented two-time model in stainless steel or 18K rose gold. For those who travel frequently around the world, this time zone, controlled by two central hands, is the most valuable feature of Marine GMT watches.
The eccentric hour scale circle at 6 o’clock is the standard time zone, and the date window of the standard time zone makes the watch more practical. The Marine GMT 5857 has a distinctive high degree of recognition, including a 42 mm diameter case, welded lugs, rubber straps and crown protection, etc., exuding the characteristics of military watch’s unique fortitude and agility.
Different materials with different color dials emphasize the contrast effect; the stainless steel style uses silver-plated gold dials, while the 18K rose gold uses black rhodium-plated dials, the surface is engraved with wavy patterns and intertwined with delicate rings , Fully highlights its exquisite delicate craftsmanship.
The hour time scale circle also uses different styles to distinguish; the Roman numerals represent the standard time zone, and the Arabic numerals represent the second time zone. The sapphire crystal case back fully displays the self-winding movement Calibre 517F impeccable technology, 11½ legal minutes and a power reserve of 72 hours.
The silicon escapement and silicon flat balance spring are used to ensure the accuracy of the balance frequency, and it runs at a regular and stable rate of 28,800 times per hour.

Watch technical information
Ref. 5857BR / 22 / 5ZU
Case: 18K rose gold, fine coin pattern on the side. Sapphire crystal case back, 42 ​​mm diameter, welded rounded lugs, leather strap secured with screws. Water-resistant to 100 meters.
Surface: 18K gold black rhodium-plated, hand-engraved with wavy ornamentation. In the central time zone, the hour and minute face plate is at 6 o’clock, and the 24-hour face plate is at 2 o’clock. Independent number and Breguet concealed signature, Roman numerals are used for time division, and Arabic numerals are used for the second time zone. Breguet blue-steel hands with cutouts at the tip.
Movement: automatic winding movement. Individual number and signature Breguet. Caliber 517F, 11½ law minutes, 28 gems, 72-hour power reserve. Inverted silicon linear lever escapement, flat silicon balance spring. The vibration frequency is 4 Hz. Adjusted in six directions.
Strap: black rubber strap.
Stainless steel with silver dial: Ref. 5857ST / 12 / 5ZU