case numbers on speedmaster
I've just gotten a speedmaster Schumacher 2000 world champion with black dial. I believe the movement is 3220. The bezel is damaged and I'm looking for a replacement. Does anyone know the case number for this watch?

Aqua Terra Annual Calendar
I just had a thought about the Aqua Terra Annual Calendar.Would the watch look more balanced if Omega had kept the Date Aperture the same as the non annual calendar Aqua Terra and have the Month Aperture at the 9 o'clock position.what do other Forum Members think?I do not have the Aqua Terra but do have the Hour Vision non annual Vision.

Problem with display back on my Omega 2254.50
Some of you may recall that I installed a Thomas Preik display back on my Explorer II. There was no problem with it other than it changed the way the watch sat on my wrist. It was not as comfortable as the original. And as the Rolex movements are not as nicely finished as most other watches, I sold the back and restored the original steel back.With the money from the sale, I ordered another display back from Thomas for my 2254.50 SMP. In error, he sent a back for a mid-size SMP. I notified him of the mistake and he immediately sent me the correct back. I returned the mid-size back to him.I installed the correct back myself and later took it to my watchmaker for pressure testing. It failed miserably. The Preik back was a half mm larger in diameter which prevented the back from sealing properly. My watchmaker offered to reduce the diameter with his lathe for a proper fit but I wanted to consult with Thomas before letting him do the work.I have now emailed Thomas four times (begi

Authentic?? Your thoughts please!
cgi.ebay.co.uk/Omega-Seamaste...3A1|240%3A1318Kind RegardsCR

5270R and 5170P VS 5271P
A. 5270R and 5170P B. 5271PC. 5370PWhich one will you choose? sometimes, it is difficult to amke decision although I already have many purchasing experience.