FOR SALE: Circa 1976/77 GMT 1675, serial number 52XXXXX, very correct watch with original tritium dial and hands, correct red back insert and silver date wheel. C&I Oyster bracelet with all 12 links, clasp date coded 1976. It has a very nice, full case that has been minimally polished in the pa...

Below are instructions from a vintage Rolex manual with some quick tips on cleaning your Rolex along with instructions on how to regulate your Rolex if it gains or loses a few seconds each day. Additional information may be found at the minus 4 plus 6 website regarding accuracy and regulation of the...

The Explorer II, reference 1655, was introduced close to 1971. Below is a great blog that provides some history and details regarding the Explorer II, reference 1665.

http://stefanomazzariol.blogspot.com/se ... eccione%22

Below you will find a link that provides some background and history for the Rolex GMT-Master.

http://gmtmasterhistory.com/index.html

Here is a great web site that provides several examples of the red and white Sea Dweller dials.

Additionally, the site identifies the dials used on the "red" Submariners.

http://doubleredseadweller.com/

Here is a great web site that provides several examples of the red Submariner dials that had the word "SUBMARINER" scripted in red fonts.

Additionally, the site identifies the dials used on the red Sea Dweller.

http://doubleredseadweller.com/

Here is a great web site to research Submariner 5513 dials.

http://www.5513mattedial.com/

For those that are not familiar with doubleredseadweller.com web site, it provides a comprehensive evaluation of the Submariners and Sea Dwellers with the "red" dial fonts. The site identifies production years, dial variations and also provides several examples of the aftermarket or "...

Here is a great website regarding the Rolex Submariner 5513 dials. It has everything you could ask for concerning the variations of the model 5513 dials. Check it out.

http://www.5513mattedial.com/

C&I Oyster (USA made, rivet bracelets) The USA Rolex Oyster, rivet bracelets ( so called due to the distinct rivet heads used to attach the links) were made from the 1950s through the end of the 1970s – possibly 1979 being the last year. There are no end link numbers for the C&I bracelets a...