Rolex Steel and Yellow Gold Datejust 31 Watch - 46 Diamond Bezel - Black Diamond Dial - Oyster Bracelet - 178383 bkdo Ivory Brand Audemars Piguet Series Royal

Brand Audemars Piguet Series Royal Oak Offshore Selfwinding Chronograph Model Number 26470PT

30 Meters / 100 feet water resistance

Reference Number 15210QT

I had taken to iwc center here they said leave it for now untill the watch is due service then they replace it

CASE: 44mm stainless steel glossy polished finish

Rolex Steel and Yellow Gold Datejust 31 Watch - 46 Diamond Bezel - Black Diamond Dial - Oyster Bracelet - 178383 bkdo Ivory Brand Audemars Piguet Series Royal31mm stainless steel case, yellow gold gold screw down crown, 18K yellow gold bezel set with 46 diamonds, scratch resistant sapphire crystal with cyclops lens over the date, black dial, diamond hour markers, Rolex calibre 2235 automatic movement, stainless steel and yellow gold Oyster bracelet with flat three piece links, folding Oysterclasp buckle with Easylink 5mm comfort extension link. Waterproof to 100 meters.