Reference:116719BLRO: Difference between revisions

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Fix caliber 3186 introduction date: debuted 2005 in the 116718LN (Sotheby's / Christie's lot records), not 2007; aligns with 116718LN, 16710 and the GMT-Master family hub
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== Movement notes ==
== Movement notes ==


Caliber 3186 powers the full run. It is the late-generation five-digit-descended GMT movement, introduced elsewhere in the catalogue in 2007 and carried into the 116719BLRO from launch. The blue Parachrom hairspring gives it better antimagnetic and shock resistance than the earlier 3185. The local hour hand adjusts independently, the date is quickset, and the movement beats at 28,800 bph.
Caliber 3186 powers the full run. It is the late-generation five-digit-descended GMT movement, launched in the yellow-gold [[Reference:116718LN|116718LN]] at Baselworld 2005 and carried into the 116719BLRO from launch. The blue Parachrom hairspring gives it better antimagnetic and shock resistance than the earlier 3185. The local hour hand adjusts independently, the date is quickset, and the movement beats at 28,800 bph.


Rolex upgraded to caliber 3285 when the successor 126719BLRO arrived in 2019. The Chronergy escapement, the 70-hour reserve, and the tightened -2/+2 sec/day Superlative Chronometer spec all belong to the 3285. The 116719BLRO has none of them.
Rolex upgraded to caliber 3285 when the successor 126719BLRO arrived in 2019. The Chronergy escapement, the 70-hour reserve, and the tightened -2/+2 sec/day Superlative Chronometer spec all belong to the 3285. The 116719BLRO has none of them.