The "OT SWISS TO" are the first dials of the 6263, it means the index are made out of white gold.
Rare dial with "Silver lettering" !
The movement is a Valjoux 272, which is an evolution of the 722-1 with manual winding.
One of the improvements of the 727 is the new balance that has been replaced and makes it a far more precise movement.
Bakelite bezel and original first generation pushers !
Original folded bracelet and full Rolex service of 2012.
Watch delivered in its original box and with the service guarantee card.