CALIBRE 3186

Introduction and Launch: The Rolex calibre 3186 is an automatic movement designed for the Day-Date II, recognized for its precision and reliability. Meanwhile, the calibre 3186, introduced in the yellow gold GMT-Master II ref. 116718 at Baselworld 2005, is engineered to withstand shocks and resist magnetic fields, enhancing its durability in various conditions. Upholding the GMT-Master II lineage since its 1983 debut, the calibre 3186 features an independently adjustable 24-hour hand for tracking a second time zone and operates at a frequency of 28,800 beats per hour, ensuring robust performance and accuracy

Technical Specifications

Jewels:
31 Jewels
Power Reserve:
Power reserve of approx 50 hours
Beat Rate:
Operating at 28,800 vibrations per hour (4Hz)
Movement:
Self-Winding mechanical movement
Escapement:
Calibre 3186 features the Rolex Chronergy. An advanced escapement system that enhances energy efficiency, precision, and power reserve by reducing friction and optimising transmission within Rolex movements.
Anti-Shock:
Kif Anti-Shock System
Hairspring:
Parachrom Blue Hairspring
Certification:
Calibre 3186 is certified by the Official Swiss Chronometer Testing Institute (COSC) for precision and accuracy

Design and Features

Hands Configuration:
Hours, minutes, seconds, date window at 3 o’clock and day window at 12 o’clock.

Watches with this Calibre

Rolex Explorer II:
16570
Rolex GMT-Master II:
116710 / 116713 / 116718 / 116719 / 116758 / 116759
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