silvered openwork grid with sunray finish and black transferred Roman and Arabic numerals for the months and days of the week
local and home day/night indication in apertures
brown embossed dial with gold applied numerals and luminescent hour markers
40 mm 18K Sedna gold case
Brand Audemars Piguet Series Royal Oak Concept GMT Tourbillon Model Number 26580IO
Rolex Steel and Yellow Gold Rolesor Datejust 41 Watch - Smooth Bezel - Black Index Dial - Oyster Bracelet - 126303 bkio 5205R001 silvered openwork grid with sunray41mm Yellow Rolesor case with 904L steel monobloc middle case, screw down steel back, 18K yellow gold screw down crown, 18K yellow gold smooth bezel, scratch resistant double anti reflective sapphire crystal with cyclops lens over the date, black dial, index hour markers, Rolex calibre 3235 perpetual self winding movement with date at 3 o'clock that changes instantaneously at midnight in a few thousandths of a second, approximately 70 hours of power