18ct white gold latest Annual Calendar ref 5146 with 39mm diameter case and cream white dial. Apertures at six indicate the date and phases of the moon, whilst at twelve there is a +/- power-reserve indicator. The caseback is sapphire crystal allowing one to view the finest Patek self-winding movement, water-resistance is 30m. Beautiful watch fitted to a new black croc strap with white gold Patek folding clasp. Complete with Patek Philippe box, instructions and certificate. Guaranteed for two years.