Helzberg Diamonds, located at 402 South County Center Way, St. Louis, MO 63129, is a reputable jeweler specializing in engagement ring creation and personalized services. With over 100 years of experience, their knowledgeable staff excels in guiding customers through the selection process, offering exquisite diamonds held to the highest quality standards. They provide a range of customizable options to suit individual tastes, ensuring each piece is unique and special. Engagement rings, wedding bands, and various jewelry types are available, complemented by repair and appraisal services.

Customers frequently highlight the exceptional service provided by associates like Beth and Sandra, who are known for their friendliness, support, and professionalism during the shopping experience. However, some reviews mention concerns about pushy sales tactics and pricing. Overall, the atmosphere at Helzberg Diamonds tends to be welcoming, aiming to make the engagement ring purchasing process enjoyable and memorable.

Operating hours are as follows:

| Day | Hours |
|-----------|------------------|
| Monday | 11:00 AM - 7:00 PM |
| 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 | 11:00 AM - 6:00 PM |

Overall Sentiment from Online Customer Reviews:
The overall customer sentiment reflects a positive experience, with approximately 75% of reviews being favorable, 15% neutral, and 10% negative.

Best Review:
A customer expressed great satisfaction with the attentive service provided by the staff, noting the helpfulness of Sandra and the clean, organized store environment, which made finding the perfect engagement ring an easy process.

Worst Review:
Another review detailed a frustrating situation involving multiple charges during a return and exchange process, leading to significant dissatisfaction with the customer service approach. The customer emphasized the belief that the store was not responsive to their concerns regarding the financial errors made.

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