Service & Repair

TNS Diamonds has been Philadelphia’s most trusted watch repair service for over 25 years.

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Watch Repair

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Watch Service & Repair in Philadelphia


TNS Diamonds offers expert watch service and repair in the heart of Philadelphia’s historic Jewelers’ Row. Whether you need a battery replacement, band adjustment, or a full movement overhaul, our experienced watchmakers provide fast, reliable service for luxury and everyday timepieces.


We specialize in brands like Rolex, Omega, Cartier, Breitling, TAG Heuer, and others. From ultrasonic cleaning to case polishing and water resistance testing, each repair is handled with precision and care using quality parts.


Have a question or need a fast estimate? Text us at (215) 922-1501 for an instant quote. Walk-ins are welcome, or you can schedule a time that works for you. With over 30 years of experience, we’re proud to be Philadelphia’s trusted destination for watch repairs and service.

What types of watches do you repair?

We service a wide range of mechanical, automatic, and quartz watches—including luxury brands like Rolex, Omega, Cartier, TAG Heuer, and Breitling.

Yes, we provide quick, same-day battery replacement for most quartz watches.

Absolutely! Text us a photo and brief description of the issue at (215) 922-1501, and we’ll provide an instant estimate whenever possible.

Appointments are not required, but they’re recommended for high-end watches or complex repairs.

Yes, we offer polishing and refinishing services to restore your watch’s shine and remove light scratches.

Battery replacements are usually same-day. Full service or overhauls may take 1–2 weeks depending on the complexity.

Yes, all watches left for repair are fully insured and securely stored on-site.