Take it to a watchmaker and open the case back. Get a photo of the movement and the inside of the caseback. And if it were me, confirm with AP who the owner is/was if you/they can.
Hi everyone, I’m currently considering a Royal Oak 14790ST and received a macro photo of the caseback from the seller (attached below). While there seems to be a small hallmark (possibly a case maker’s stamp), I can’t see any serial number engraving (e.g....
It is the whole case with the bezel, glass, hands, dial and movement removed, the inside of the case under the movement, let him send a pic of the caseback which should have two rows, the watch number and the serial number starting with a Letter "D" or "F...
Take it to a watchmaker and open the case back. Get a photo of the movement and the inside of the caseback. And if it were me, confirm with AP who the owner is/was if you/they can.
Hi everyone, Thanks again for your replies — your feedback has been very helpful. To follow up: I’ve now received a photo of the actual caseback (external side), and I can confirm that it is engraved with both the reference and serial number, as expected....
Centror, an Audemars Piguet subsidiary, was making the cases at the time and for other brands such as Lange and stamped them like this: Pic Credit: CR ...