Watch and Jewelry Supplies, located at 31834 Alvarado Blvd, Union City, CA 94587, operates in Alameda County. The store specializes in jewelry and watch repairs and is noted for its efficiency in services, particularly watch battery replacements and jewelry repair.

According to four reviews, customers have reported experiences highlighting the great customer service and quick turnaround time for services. The technician has been praised for being knowledgeable and friendly, especially during watch battery replacements. However, there is a notable negative review regarding a concerning interaction that suggested some distrust in business practices, raising flags about customer service.

Overall Sentiment from Online Customer Reviews:
Positive: 75%
Neutral: 25%
Negative: 0%

**Opening Hours:**
- Monday: 10:00 AM - 6:00 PM
- Tuesday: 10:00 AM - 6:00 PM
- Wednesday: 10:00 AM - 6:00 PM
- Thursday: 10:00 AM - 6:00 PM
- Friday: 10:00 AM - 6:00 PM
- Saturday: 10:00 AM - 6:00 PM
- Sunday: 10:00 AM - 5:00 PM

**Best Review:** Peggy commended the small shop for excellent customer service and quick watch battery replacement, noting the technician's willingness to clean the watch as a bonus.

**Worst Review:** Amanda expressed strong discontent regarding a negative incident involving a lack of proper receipt handling, leading to feelings of distrust about the business practices.

*For this overview, customer feedbacks were viewed on Yelp, Google, and Facebook.*