1961 IWC Vintage Mens Full Size Watch, Cal. 853 Automatic - 18K Gold Image Watches Inc. of California It is patterned after Omega's

It is patterned after Omega's "Broad Arrow" dialed watches made for the British military in the 1950's

The case and bracelet aren’t separate elements

It seems to be generally believed that this manual wind Seapearl 600 model was the watch worn

installing a correct new mainspring

Dial: Silver with applied gold Breguet indexes

1961 IWC Vintage Mens Full Size Watch, Cal. 853 Automatic - 18K Gold Image Watches Inc. of California It is patterned after Omega'sToday's offering showcases this very fine automatic IWC powered by the Albert Pellaton designed Caliber 853 movement. This mechanism's automatic winding system is a technical masterpiece, earning it high praise Gisbert Brunner and Christian Pfeiffer Belli in their work, Wristwatches Armbanduhren Montres bracelets, proclaimed it "one of the best automatic movements ever built in Switzerland." The famous watchmaker Donald de Carle, in his book