Masica Diamonds is a reputable jewelry store located at 11763 Rockville Pike, Rockville, MD 20852, catering to customers in Montgomery County, Maryland. Renowned for its exceptional engagement ring creation services, Masica Diamonds has built a solid reputation since its establishment in 1981. The store is owned and operated by David Masica, a master diamond cutter who brings expertise and a personal touch to the jewelry buying experience. Customers can reach the store at (301) 255-0000.

With a focus on customization, Masica Diamonds offers clients the opportunity to design unique engagement rings, ensuring that each piece is tailored to individual preferences. The friendly and knowledgeable staff assists customers throughout the design process, educating them about diamond quality and craftsmanship. Services extend beyond engagement rings to include wedding bands, fine jewelry repairs, and appraisals.

Operating hours are as follows:

| Day | Hours |
|-----------|--------------------|
| Monday | Closed |
| Tuesday | Closed |
| Wednesday | Closed |
| Thursday | 10:00 AM - 6:00 PM|
| Friday | 10:00 AM - 6:00 PM|
| Saturday | 10:00 AM - 5:00 PM|
| Sunday | Closed |

Overall Sentiment from Online Customer Reviews:
A total of 137 reviews were analyzed. Positive reviews commend the quality of craftsmanship and personalized service provided by David Masica, with customers expressing satisfaction with their custom rings and the overall experience. However, some negative reviews cite concerns around customer service, with instances of perceived rudeness and unprofessional behavior. The overall sentiment can be categorized as follows:
- Positive: 70%
- Neutral: 10%
- Negative: 20%

Best Review:
According to Avni, a customer expressed immense satisfaction with the engagement ring created at Masica Diamonds. The design process was highlighted for its attentiveness and personalized care, leading to a final product that exceeded her expectations.

Worst Review:
A negative review from Jason described a distressing experience where he and his wife felt disrespected. They reported being confronted rudely by the staff when they requested a simple ring size measurement, leading to a disappointing impression of the service.

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