Rolex White Gold Sky-Dweller Watch - Black Arabic Dial - Black Leather Strap - 326139 bk 5524G001 The heart of this watch

The heart of this watch beats with the Caliber # 4400 AS

Richard Mille Automatic Winding Carbon Skeleton Arabic Dial 41 mm RM 33-02

Richard Mille Felipe Massa Last Ediiton Ceramic/Titanium Skeleton Arabic Dial RM 011

golden opaline dial with blackened gold applied numerals

Diameter (10–4 o'clock): 35

Rolex White Gold Sky-Dweller Watch - Black Arabic Dial - Black Leather Strap - 326139 bk 5524G001 The heart of this watch42mm 18K white gold case, bidirectional rotatable ring command bezel, black dial, automatic Rolex caliber 9001 movement, second time zone displayed via off center rotating disc, Saros annual calendar with date at 3 o'clock and month indicated in discrete apertures at each of the 12 hour marks, black alligator leather strap with 18K white gold folding Oysterclasp. Water resistant to 100 meters.