Whether it is a simple battery replacement or a complete overhaul of your fine Swiss timepiece, Harold Jaffe can meet all of your needs. We have a certified watch maker 21st century (CW21) in house who has been working as a 2nd generation watch maker for over 40 years. CW21 is the highest certification recognized by the American Watchmakers-Clockmakers Institute.It is highly recommended to have your watch serviced on a regular basis to help maintain its value and performance. Almost all repairs can be completed in house and you can trust that your watch will see the highest level of care during its stay with us. All general overhaul services are guaranteed with a one year warranty.