Chronoswiss Sirius Opus CH752OS Men Watch. 38mm Platinum case. Platinum Stationary fluted bezel. Skeleton dial with Luminous Blue steel hands and dot hour markers. Minute markers on the outer dial. Date display at the 3 o'clock position. Leather Alligator Strap with Buckle. Will fit up to a 7.75-inch wrist. Sapphire Crystal, clear case back. Calibre 741 S Automatic self-winding movement. Original Box & Papers included. Limited edition 1 of 25 pieces made This watch is backed by our two year warranty.