Precise Jewelry Mart, located at 4323 Mills Cir #106, Ontario, CA 91764, is well-regarded for its engagement ring creation and exceptional customer service. The shop, which operates within an array of jewelry booths, features a team dedicated to providing a personalized experience for each customer. The owner, Sam, and his wife are acknowledged for their expertise and friendly approach, often taking the time to guide customers through the design process to create unique, custom jewelry pieces tailored to individual tastes.

With a total of 40 reviews analyzed, the overall sentiment from online customer reviews is as follows:

Positive: 70%
Neutral: 20%
Negative: 10%

Customers have praised the craftsmanship and attention to detail in creating engagement rings, highlighting the staff's willingness to work within budget and offer thoughtful recommendations. However, some negative feedback mentions less favorable interactions, particularly regarding customer service experiences.

**Opening Hours:**
| Day | Hours |
|-----------|----------------------|
| Monday | Closed |
| Tuesday | 11:00 AM - 7:00 PM |
| Wednesday | 11:00 AM - 7:00 PM |
| Thursday | 11:00 AM - 7:00 PM |
| Friday | 11:00 AM - 7:00 PM |
| Saturday | 11:00 AM - 7:00 PM |
| Sunday | Closed |

**Staff Members:**
- Sam (Owner)

Best Review: A customer noted that Sam offered great customer service while designing an engagement ring. They felt well taken care of and appreciated the attentive communication throughout the process.

Worst Review: Another customer expressed disappointment with their experience, mentioning they felt unwelcome when they walked in shortly before closing, despite the store's listed hours indicating they would remain open.

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