Talking about mechanics, and the seller even has an Extract from the Archives to prove it. This is a genuine Patek Philippe Calatrava reference yet is unlike anything else in the entire 85 year history of that line. replica watches its so rare that doesn t even appear in Reardon s classic Patek Philippe in America Reference Guide .1 This is a common (and ugly) gold-plated Omega Seamaster Chronograph not the desirable and rarer Jedi model This is a celebratory year for Glycine in more ways than one. Their vaunted heritage is front and centre.