Thoresen Recipro-Register

A proper Landeron chronograph

Having repaired one of the oddball chronographs of the 1950’s, I now set my eye on a more conventional chronograph movement. My options, limited by my wallet, were confined to either a Venus, Valjoux, or Landeron calibre which were the most common of the period. There were others to be sure but the majority fell under these three Swiss manufacturers. Continue reading “Thoresen Recipro-Register”

Pierce Navigator

Service of a 1950’s Pierce Navigator chronograph

After acquiring the bits and pieces needed (screwdrivers, staking kit, Rodico, pegwood, various oils, etc.) to properly service a vintage timepiece I set about finding an economical watch to service and settled on a chronograph manufactured by Pierce.

Chronographs in general are a bit more difficult to service than a standard watch. Continue reading “Pierce Navigator”