Frank Muller. A white gold automatic tonneau-form wristwatch, Ref. 6850SC, Sunset, Circa 2007.
Movement: cal. 2800, automatic, platinum rotor.
Dial: blue enamel over an engine-turned sunburst ground, stylised Arabic numerals, centre seconds.
Case: 18ct white gold, back secured by four screws, no. 736, 18ct white gold buckle.
Signed: case, dial, movement and buckle.
Dimensions: length 46.5mm, width 33.5mm.
Accessories: presentation case, certificate of origin, spare rectangular presentation case.
£2,400-£3,400