Reiser's Diamond Vault, located at 2665 S Oneida St Suite B, Green Bay, WI 54304, offers a range of jewelry services with a focus on custom engagement ring creation. The owner, Mary Koehler, and her team provide personalized attention to clients looking for high-quality diamond and gemstone pieces. The store has been a staple in the community for over 30 years, offering both repair services and unique pieces that cater to various client preferences.

The store operates on a schedule of:
- Monday: 9:30 AM - 5:30 PM
- Tuesday: 9:30 AM - 5:30 PM
- Wednesday: 9:30 AM - 5:30 PM
- Thursday: 9:30 AM - 5:30 PM
- Friday: 9:30 AM - 5:30 PM
- Saturday: 9:30 AM - 3:00 PM
- Sunday: Closed

Overall Sentiment from Online Customer Reviews:
The feedback gathered from a total of 7 reviews reflects a generally positive atmosphere, with an estimated sentiment breakdown of 70% positive, 20% neutral, and 10% negative. Customers appreciate the attentive service and craftsmanship, though some express concerns about specific experiences regarding refund policies.

Best Review:
C B praised the store for providing exactly what they wanted, noting that the quality of the diamond surpassed that offered by competitors at a better price.

Worst Review:
Lisa Conrad expressed dissatisfaction regarding the jeweler's service, claiming that the owner was unresponsive about refunding money after a disappointing custom ring experience.

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