While I know that the ultimate answer will be received from Patek Service and Archive folks, I took the watch to a local well known jewelry store that does a lot of buying and has a huge *buy department* with experts in metals and stones. They do XRF Ther...
Please please keep us posted. Glad my suggestion could help. First, XRF is extremely accurate. The Thermo Fisher XRF gun that they used (thanks for including the picture) is from a gold standard manufacturer of precise scientific instruments and not some ...
But, most of all, how beautiful the 3448 is, and your example, is beyond words for me. Congratulations again and again on this acquisition. Best, Emmanuel
There are big differences between 18k RG watches from different manufactures. And RG FPJs are much warmer in general..... the overall look is further exaggerated here, because that FPJ also comes with a complete rose gold blasted dial. Per my experience, ...
Regardless of the final outcome, I am thoroughly enjoying your posts and the journey. I look forward to hearing the final answer from Patek but in any event your watch has a wonderful hue. All the best, Jon
Went to *another* place that has the X-ray fluorescence (XRF) spectroscopy tool. Also took my yellow gold 5059 for comparison and I got more assurance that this 3448 watch is not made out of yellow gold, because the two are very different . 5059J tested h...
… you need to test J and R from the 70s. Today, Rose means something different than back then. I.e. comparisons to recent production is probably less meaningful.
After I talked to a very well-known expert on Patek vintage watches, the research that I did was confirmed by him, that during that time period, Patek *pink* gold watches were using a little bit less copper than they are using now in their *rose* gold wat...