Jaeger LeCoultre Master Compressor Diving Chronograph


Jaeger-LeCoultre 186.T7.70, Master Compressor Diving Chronograph, Reference: Q186T770, Titanium Case on a Rubber Bracelet, Automatic Movement (Calibre: Jaeger LeCoultre 751D), Chronograph, Black Dial with Luminescent Hands and Stick Markers, Hours, Minutes, Date, Chronograph Hours and Minutes Appear in Sub-dials at 3 and 9 O'clock, Pulsomter - heart rate Measurement (Start the Chronograph Function & Count 30 Heart Beats, Stop the Chronograph & the Indicated Figure on the Scale is your Current Heartbeat Rate), 65 Hours Power Reserve, Diameter: 44mm, Thickness: 13.4mm, Sapphire Crystal, Screw-Down Crown with Patented Locking Mechanism, Water Resistant to 1000 Meters, New with Original Box and Papers.

Product price


FREE Global Fedex Priority shipping

Sales Tax May Apply






Stainless Steel









More about Master Compressor Diving Chronograph

This is a Titanium Jaeger-LeCoultre Master Compressor Diving Chronograph, Q186T770. It has a rubber strap with a matching Titanium bracelet, and a graduated a rubber-clad screw-down winding crown and chronograph buttons with twistlock guards. The solid 44mm diameter three-body case is polished and brushed, with a scratch-resistant anti-reflective sapphire crystal, and a graduated unidirectional bezel. It has a screwed-down case back secured by 4 screws with the World globe logo engraved on it, and a 65-hour power reserve at full wind. The dial is black with luminous alpha hands and dart index hour markers, with Arabic half hour numerals. The chronograph subsidiary dials consist of the 12-hours at 9 o'clock, and the 30-minute dial at 3. A date window aperture is at 5 o'clock, and there is an outer 1/5 second/minute track, as well as an outermost pulsometer. It is water resistant to 1000 meters (3300 feet), and the 13.4mm thick case, dial, and movement are all signed. The automatic self-winding Jaeger LeCoultre caliber 751D movement is rhodium-plated, with fausses cotes embellishment. It's constructed with 41 jewels, 272 components, a shock absorber mechanism, and a straight-line lever escapement. It has a monometallic balance that's adjusted to 5 positions, and a self-compensating flat balance spring. The mechanism oscillates at 28,800 vph (4 Hz). Jaeger LeCoultre The first Master Compressor was introduced in 2002; it was a new design based on their Memovox Polaris of 1965. This advanced version debuted in 2007.

The European Watch Company Process


Trusted since 1993, European Watch Company maintains the highest standards in the industry. Our team of expert watchmakers meticulously inspect every timepiece prior to it being listed for sale. This five-position testing assures the buyer of each watch’s verified provenance, its optimal mechanical condition with authenticated parts, and exceptional “like new” cosmetic appearance. When it comes to quality, we curate only the finest timepieces. So that when they are delivered, the only thing to focus on is your excitement. Our 5-star reputation was earned over three decades of hard work and integrity. To provide further peace of mind, we provide a 1- year limited warranty on all our timepieces. We are confident that we can find you the perfect watch to cherish and enjoy.

See Our New Arrivals First

Discover our newly received watches while being priced and about to go live.

Have a watch like this?
Sell or trade with us!