Patek Philippe Calatrava Diamonds toys this piece even retains its

this piece even retains its caseback sticker

it would form the basis of the CH27

Developed as an exercise in "thinking outside the box" timepiece engineering

When paired with a well shaped watch case and a simple leather strap

Patek Philippe Calatrava Diamonds toys this piece even retains itsPatek Philippe has long been known for its complicated watchmaking, but following the stock market crash of 1929, fewer clients had the means to purchase these high end timepieces. After securing a controlling interest in the firm, Jean and Charles Henri Stern created a simple watch that would come in at a lower price point and appeal to the firms clientele. Using the principles espoused by the Bauhaus school and its minimalist, function first