Keswick Jewelers, located at 69 S Evergreen Ave, Arlington Heights, IL 60005, specializes in crafting exquisite engagement rings and providing personalized jewelry services. Led by master jeweler Mariusz Bialas and his dedicated team, the store has garnered a reputation for its exceptional quality, creativity, and outstanding customer service. They offer a variety of services including custom engagement ring design, jewelry repairs, and a selection of fine designer brands. The welcoming atmosphere allows customers to collaborate closely with the staff, making the experience enjoyable and memorable.

With a total of 234 reviews examined, the overall sentiment reflects a positive response from customers who appreciated the artistry and attentiveness shown by the staff.

Overall Sentiment from Online Customer Reviews:
- Positive: 85%
- Neutral: 10%
- Negative: 5%

Positive reviews frequently highlight the staff’s professionalism, the quality of custom work, and the strenuous effort taken to meet customer needs. However, negative feedback has surfaced regarding isolated experiences of service inconsistency.

Best Review:
Kathy praised Keswick Jewelers for its exemplary customer service during the purchase of her engagement ring, noting the attentive staff and the impressive quality and price of the diamond, resulting in a wonderful experience.

Worst Review:
Daniel recounted a disappointing experience after purchasing a Rolex from the store, which he discovered to be fake. He expressed dissatisfaction with the lack of acknowledgment from the staff regarding the incident.

Operating Hours:
- Monday: 11:00 AM - 6:00 PM
- Tuesday: 11:00 AM - 6:00 PM
- Wednesday: 11:00 AM - 6:00 PM
- Thursday: 11:00 AM - 6:00 PM
- Friday: 11:00 AM - 6:00 PM
- Saturday: 10:00 AM - 4:00 PM
- Sunday: Closed

Staff members mentioned include Mariusz Bialas and his daughter Caroline.

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