Rolex Forums - Rolex Watch Forum - View Single Post - Rolex GMT Master II, 2005, caliber 3185/3186

Con Dr · 19 May 2017, 04:30 PM

For sure M serial with 3186. But need to open the back if you have Z serial. Z serial is so random...

But, most of Z9xxxx serial has 3186 ^^;

19 May 2017, 04:30 PM	#8
Con Dr "TRF" Member Join Date: May 2017 Real Name: John J LEE Location: los angeles Watch: Rolex YM 2 steel Posts: 1	For sure M serial with 3186. But need to open the back if you have Z serial. Z serial is so random... But, most of Z9xxxx serial has 3186 ^^;