FRANK MULLER CRAZY HOURS COLOR DREAMS Reference: 5850 CH. Serial number: 260. Steel case. Light grey dial with Arabic numerals. Self-winding mechanical movement. Leather strap with signed pin buckle. Sapphire crystal. Circa 2007. Dimensions: 32 x 45 mm. Supplied with its original box, an additional leather strap, its documentation and the original purchase receipt. A stainless steel wristwatch with an automatic movement, by Franck Muller. Circa 2007. Disclaimer: Sold as is, with signs of wear and use. Movement was functioning at the time of writing this description; a routine service is recommended; no warranty provided.