1966 Rolex 1806 Day-Date Silver Pie Pan Dial w/ Gold Hour markers & Florentine Bezel & Lugs 61X The clasp is stamped with

The clasp is stamped with an S OP5 date code

There is a very faint mark near the edge of the dial between the 12 and 1 o'clock markers

Case has been "sleeve polished" from use

papers wallet and chrono tag

1966 Rolex 1806 Day-Date Silver Pie Pan Dial w/ Gold Hour markers & Florentine Bezel & Lugs 61X The clasp is stamped withExcellent 18k YG case with Florentine finish on lugs. Case shows light wear from use consistent with age. Excellent silver pie pan dial with gold hour markers. Very good tritium lume which has eroded in some places missing plot at 9 o'clock. Wear is consistent with age. Excellent 18k YG Florentine Bezel. Strap.