Breguet Marine Haute Joaillerie 9509 Ruby Poseidonia - White Gold Case - Mother-Of-Pearl Dial - Black Leather Strap - 9509BB/5R/984/RD0R35. 8 mm white gold case, 10. 46 mm thick, sapphire back, set with baguette cut diamonds end pieces, set with a briolette cut diamond crown, set with baguette cut gems bezel, mother of pearl dial set with 85 baguette cut rubies, coloured sapphires and diamonds representing the Posidonia, calibre 591C self winding movement, approximately 38 hours of power reserve, black leather strap.