Not sure about the bluing process...

Nov 28, 2014,20:32 PM
 

The screws might be heat-blued or chemically blued with bluing salt.The only thing I can say is that the slots of the screws are blue too, so there was no nickel coating anywhere on the screws at the time of bluing.

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Eterna Madison: Quite a rare bird

 
 By: Bodo : November 28th, 2014-16:22
Just received my latest watch today. While it was not a Black Friday purchase, the price was still very attractive. And the watch is quite interesting: An Eterna Madison Sperodrive, a tonneau-shaped time only (hours, minutes and central seconds) manual wi...  

Glad to see this one

 
 By: rnaden : November 28th, 2014-19:37
You don't see much talk of modern Eterna's, but I have to say that this one looks nice, especially the movement layout and design. Are those heat blued screws on the movement? Congratulations on this acquisition and thanks for sharing with us.

Not sure about the bluing process...

 
 By: Bodo : November 28th, 2014-20:32
The screws might be heat-blued or chemically blued with bluing only thing I can say is that the slots of the screws are blue too, so there was no nickel coating anywhere on the screws at the time of bluing.

Finally! I'm thrilled to see a Purist taking the plunge . . .

 
 By: Dr No : November 29th, 2014-13:31
. . . on one of the few watches that have been on my wish-list for many years other than GS or G O. Why? A manufacturer in the truest sense of the term. A case that's utterly pleasing. Fitting dimensions and proportions. An austere dial of classic design.... 

Winding the watch

 
 By: Bodo : November 29th, 2014-15:00
Glad you like the watch. The reasons you described are pretty much in sync with my views on it. As for the winding, it feels quite smooth. I'd say it is comparable to the two manual wind Reversos that I have. It's not as smooth as my Rolex Prince (which i...