Description

RM 58-01 Tourbillon Worldtimer

This watch is a particular clock that controls time zones with exceptional simplicity and ease. Richard Mille aimed to provide extreme travellers with an easy and practical approach for keeping track of their travel through time zones. RM 58-01 Tourbillon Worldtimer makes it simple to manage your worldwide diary from wherever you are. By instantly displaying the accurate local time in significant cities across the world. Tourbillon movement with manual winding that shows the time in 24-hour time zones across the world as well as the hours, minutes, and power reserve.

Specifications

• Brand: Richard Mille (RM)
• Model: RM 58-01
• Condition: New & Unworn
• Mechanism: Manual winding
• Calibre: RM58-01
• Power reserve: Around 10 days (± 10%).

Movement Characteristics

• Movement diameter: 39.15 mm
• Thickness: 8.54 mm
• Tourbillon diameter: 11.90 mm
• Balance wheel diameter: 9.12 mm
• Number of jewels: 41
• Balance wheel: Glucydur®, 2 arms and 4 setting screws, moment of inertia 10 mg•cm2, angle of lift 53°
• Frequency: 21,600 vph (3 Hz)
• Balance spring: elinvar by Nivarox®
• Shock protection: KIF Elastor KE 160 B28
• Barrel shaft: nickel-free Chronifer (DIN x 46 Cr 13 + S) with the following characteristics: stainless – antimagnetic – suitable for tempering

Case: Both the fixed bezel and caseback are made of polished and satin-brushed 5N 18K red gold. In addition, the rotating bezel is of grade 5 titanium that has been microblasted and polished. Meanwhile the caseband is made of grade 5 titanium that has been vertically satin brushed. The 30-meter waterproof shell is put together using two Nitrile O-ring seals and 22 grade 5 titanium spline screws.