Graham Tourbillograph Trackmaster Mens Wristwatch
Model #2twtb-b03a
Functions • Column wheel chronograph (seconds, 30 minutes and 12 hours counter). Tourbillon mechanism • Hours, minutes, seconds Calibre • Calibre G1781, automatic bi-compax column wheel chronograph-tourbillon, 28'800 A/h (4 Hz), Incabloc shock absorber • Movement finished with perlages, stripes, manually chamfered and polished edges, column wheel with polished segments on base cog wheel with black low-friction coating, skeletonised black chromium rotor with 925 sterling silver ocillating weight • 34 jewels • Power reserve: 48 hours • Tourbillon cage: 48 components, 0.485 grams. Off-centre construction at 11 o'clock. Complete see-through Tourbillon. Two patents. Double bridge - black PVD coated - construction Case • 47 mm steel with black PVD case • Steel with black PVD right hand start / stop and reset pushers with "Clous de Paris" high grip pattern • Steel with black PVD bezel with external ceramic rim • Domed sapphire crystal, anti-reflective coating on both faces • See-through sapphire crystal case back with name and limited edition serial number engraved Water resistance • 330 feet / 100 m Dial • Black dial with snailed contour, black hours counter, black snailed minutes counter with silver rim • White Super-LumiNova hands, silver numerals Graham Tourbillograph Trackmaster Mens Wristwatch - 2TWTB.B03A
Graham Watches
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