Breitling Bentley H4436367/A644

Breitling. A limited edition gold and diamond-set automatic chronograph wristwatch with mother-of-pearl dial and date, Breitling for Bentley 6.75, Ref. H4436367/A644, No. 6/25, circa 2011. Movement: cal. 44B, automatic, 38 jewels. Dial: mother-of-pearl, diamond-set indexes, engine-turned subsidiary dials for constant seconds, 30-minute and 12-hour registers, twin apertures for date, slide rule scale. Case: 18ct gold, screw-down Bentley wheel back, bidirectional rotating bezel, diamond-set lugs, no. 2297414, 18ct gold and diamond-set bracelet. Signed: case, dial, movement and bracelet. Dimensions: diameter 49mm, bracelet circumference approximately 190mm. Accessories: certificate, chronometer certificate, diamond certificate, instruction booklet, spare links and presentation case. £24,000-£30,000