36mm 18kt yellow gold case with diamond lugsCustom made 2.50ct diamond bezel (G-H color, SI clarity)18kt yellow gold President bracelet with hidden claspCustom Rolex white mother of pearl pavé diamond dial with enamel Roman numeral hour markersDay display at 12:00 & Date display at 3:00Sapphire Crystal with "cyclops" magnifier over date27 jewel automatic single quick-set movementReference #18038Serial number 61xxxxx- ca. 1980The watch is in excellent condition and has been polished and serviced