Model : Le Modulor / Reference E8137240 18K Yellow Gold / open caseback Rare and special limited edition 499 pcs The watch comes with Ebel Travel box & Ebel card ( dated 2007 ) , small manual instructions . The exact set is shown in our pictures . This reference is part of the Limited Edition of the Le Modulor in 18K yellow gold case , is special type of the dial , mother of perl sub-dials for chronograph feature , special type of hands with a Clous de Paris and Breguet design , open case back with sapphire crystal . The watch is after our service . Please refer to the pictures regarding the condition of the watch , photo were taken by our company’s photographeur just before issue the watch for sale . Diameter : 42 mm case excl. the crown (measurement from 9h to 3h ) / 45 mm lug to lug / thick 12 mm Case : 18K yellow gold , open case back , Dial : silver guilloche with gold Arabic numerals , three small subdials of Mother of Pearl for chronograph features Movement : Ebel automatic - chronometer certified , cal. Ebel 137 , 27 jewels , 18K white gold rotor , base Le Mania 1350 , work frequency 28 800 A/H , power reserve 48 h. Glass : sapphire crystal - free of scratches Strap : Ebel New , brown color , adjustable on the buckle Buckle : Ebel 18K yellow gold , fold clasp