Stopped by Christies to check out the Signature 1 up for auction (#2) and was surprised to find the dial differed from mine (#5). The pic is terrible but you can just see that the earlier watch has a very very subtle circular graining to the center of the...
When they were produced, the dials were supposed to sparkle around the engraving, but some were more matte finish and there there was an issue matching the date rings. In the end, Paul sent the watches with the best dials installed, and an extra dial and ...
I have been wanting to try to catalog all the variants since I did see piece unique sapphire cased, arabic dialed and an all blue plated Signature 1 variants as well.