The Zenith El Primero Chronomaster with its caliber 410 is the summum of the classic movement with its triple date and moonphase addition. The classicism of this watch is unsurpassed and will remain probably the best watch money can buy. The watch is very clean and includes box, papers. 
Details:
 
Make: Zenith
Model: Chronomaster
Reference: 01.240.410
Year: 2000's
Material: Stainless
Dimensions: 40mm
Crystal: Sapphire Glass
Movement: Automatic Chronograph Cal 410
Bracelet/Strap: Original
Lug Width: --mm
Box/Papers: Yes/Yes