Circa 1967 GMT 1675, serial 182XXXXX, case back IV 67. Mark I dial, with original fat font insert.

I used paint shop pro to reduce mine. Avatars need to be under 100 pixels. Mine is 90px by 61px.

If you still can't get it, send me a private message with your email address and I''ll reduce it for you.

Rolex stamped inner case back dates in their watches through 1972. Below is a serial number chart with their corresponding case back date stamps taken from various watches that I have observed through the years. The last two numerals stamped on a case back indicate the year for the case back and the...

Great info in those charts.

Yes, I know that fellow well, I'll vouch for him!!!

Nathaniel, glad you made it here and hope you stick around 'till we get everything finalized.

It would be nice if everyone could format the Subject line in your post to facilitate its use - something like this: Subject: GMT, model 1675, serial 185XXXX, Mark I If you know what version of dial you have, you could notate it at the end of the subject line. In your photo(s), try and depict one or...