Wittnauer Skin Diver Ref. 4000 Looking to sell for $899 + Free Shipping OBO Pics/verification: https://imgur.com/a/es7KPZ8 Bought this watch at the beginning of the year and it was fully serviced. Has been running perfectly with no issues. Comes with a 7 month warranty from the place I bought it from. Thanks! Link to purchase site: https://www.thosewatchguys.com/soldwatches/wittnauer-skin-diver-ref-4000 Can also meet locally in Chicago