IWC Yellow Gold Dress Watch Double Signed Türler ref 600 21/18 The beautifully proportioned case is

The beautifully proportioned case is in superb condition and this example has a solid case back

but the SW33 is a mystery

with a silver so-called Wide Boy dial

This watch dates to the later period of watches that had no lug hole cases and super luminova lume on the dial and hands

IWC Yellow Gold Dress Watch Double Signed Türler ref 600 21/18 The beautifully proportioned case isThis a very cool and rare IWC that features a Trler double signed dial. Established in 1883 in Bielle, Switzerland, by brothers Csar Alexander and Jean Henri Trler, Trler opened its inaugural store in 1907. Over the decades, Trler expanded its reach across Europe and gained recognition for providing watches to influential figures, such as Sir Winston Churchill, with co branded offerings from renowned maisons like Vacheron Constantin, Jaeger LeCoultre,