Breguet 3810ST/92/SZ9 Type XXI Flyback SS / SS (33734)

33734 Breguet 3810 ST Type XXI Flyback, 3810ST/92/SZ9, 3810ST92SZ9, stainless steel on a stainless steel bracelet, chronograph with fly back function, 24-hour dial, centered large minute Hand for the chronograph, date, small seconds, Ruthenium dial, luminescent hands and Arabic numerals, water resistant to 100 meters, sapphire crystal, size: 43mm, thickness: 15.1mm, Like New with Box.


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More about Breguet 3810ST/92/SZ9 Type XXI Flyback SS / SS

This is a stainless steel Breguet XXI Fly back Chronograph 3810ST/92/SZ9. It has an integral stainless steel link bracelet with a stainless steel deployant clasp, and a scratch-resistant sapphire crystal. The 43mm diameter solid three-body case, downturned lugs, and engraved screwed-down case back are polished and brushed. It has two round pushbuttons for the fly back chronograph. There is a graduated bidirectional rotating bezel, and a central chronograph hand, with an outer track with Arabic numerals every five minutes. The dial is Ruthenium with luminous Arabic numerals and diamond hour markers, and luminous steel baton hands. There is a small aperture for the date at 6 o'clock, along with a 12-hour subsidiary dial. The 24-hour dial is at 3 o'clock, and the 60-minute register is at 9. It's water resistant to 100 meters/300 feet, and the 15mm thick case, dial, and movement are signed.

This Breguet XXI Fly back Chronograph 3810ST/92/SZ9 has a mechanical automatic self-winding Breguet caliber 582 Q movement that's rhodium-plated. It's constructed with 25 jewels, a straight-line lever escapement, and a monometallic balance adjusted to 5 positions. It has a shock absorber mechanism, and a self-compensating Breguet balance spring.

Breguet Type XX military-style wrist chronograph with a fly back hand began production in 1954. They were originally produced for the French naval air force. The Type XX became The Type XXI at the turn of the century.