Helzberg Diamonds, located at 7931 L Tysons Corner Center, McLean, VA 22102, is a notable jewelry store that specializes in engagement ring creation and provides various other jewelry-related services. The store is recognized for its wide selection of diamonds known for their quality. Customers can expect personalized service, guided assistance in choosing the perfect engagement ring, and ample information on diamond options.

Operating hours are as follows:
- Monday: 10:00 AM - 9:00 PM
- Tuesday: 10:00 AM - 9:00 PM
- Wednesday: 10:00 AM - 9:00 PM
- Thursday: 10:00 AM - 9:00 PM
- Friday: 10:00 AM - 9:00 PM
- Saturday: 10:00 AM - 9:00 PM
- Sunday: 11:00 AM - 7:00 PM

The customer feedback presents a mix of sentiments. Customers commend the knowledgeable staff and personalized service, particularly when working on custom engagement rings. The attentive team, including several sales associates recognized for their helpfulness, showcases a commitment to customer satisfaction. However, some customers have expressed dissatisfaction with experiences related to ring repairs and customer service consistency.

Overall Sentiment from Online Customer Reviews:
The overall sentiment from online customer reviews indicates a mixed atmosphere with a score of 65% positive, 20% neutral, and 15% negative.

Best Review:
A customer named Taylor praised the helpfulness of staff members Fatemeh and Kelly, noting how they provided informative assistance when selecting engagement rings and were accommodating regarding different diamond options.

Worst Review:
Natalie expressed frustration with the store's repair service, detailing an experience where her jewelry was poorly handled and returned in unsatisfactory condition, highlighting poor communication regarding the timeline for repairs.

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

Operating Hours:
- Monday: 10:00 AM - 9:00 PM
- Tuesday: 10:00 AM - 9:00 PM
- Wednesday: 10:00 AM - 9:00 PM
- Thursday: 10:00 AM - 9:00 PM
- Friday: 10:00 AM - 9:00 PM
- Saturday: 10:00 AM - 9:00 PM
- Sunday: 11:00 AM - 7:00 PM

Staff members mentioned include Fatemeh and Kelly.