Speedmaster Professional Moon watch 3590.50.00 reference with 861 caliber and serial number engraved on lug 483197XX serial number circa 1995 Excellent, mint condition with no dings, dents, or scratches. Factory finish on case with sharp and defined lugs. Serial number is clearly intact on lug. Dial is excellent tritium with yellow patina. No scratching, bubbling, discoloration on dial. Hands are tritium and original. Bezel is excellent and ding free. Insert is clean and not faded. Caseback is excellent with original finish. Stamped st 1450022. Bracelet is nice 1479 with 20 links and 812 ends. No documented service history. Watch currently runs at +8 seconds a day with strong amplitude and chrono runs and resets as should. No box or box Asking $2550 (BRO) shipped (paypal) Thx, JB Omega