Diamond Showcase, located at 2207 30th Avenue, Longview, WA 98632, is a renowned jeweler offering exceptional services, particularly in the creation of engagement rings. This family-owned business has been operating for three generations and is well-regarded in Cowlitz County for its high-quality fine jewelry and personalized customer service.

The store provides a diverse range of services including custom jewelry design, jewelry repair, appraisals, and watch repair. The staff is noted for their friendliness, professionalism, and extensive knowledge about the jewelry industry. Customers appreciate the ability to work with the team to design engagement rings that fit their personal style and preferences, often receiving guidance from owner Jordan, who is commended for his attentive service.

While the overall atmosphere is predominantly positive, indicating a welcoming and accommodating environment, some customers have experienced issues with their jewelry, particularly regarding the maintenance and repair of engagement rings, noting problems with stones falling out.

Overall sentiment from online customer reviews:
- Positive: 85%
- Neutral: 10%
- Negative: 5%

Customer reviews covered: 143

Best Review: A customer highlighted the stellar service provided by the staff, emphasizing the quick and professional help they received in creating a custom wedding band to match their engagement ring.

Worst Review: A customer expressed disappointment with the quality of a ring after having a diamond fall out shortly after maintenance was performed at the store.

**Opening Hours:**
- Monday: Closed
- Tuesday - Friday: 10:00 AM - 6:00 PM
- Saturday: 10:00 AM - 5:00 PM
- Sunday: Closed

Staff members mentioned include Jordan, who is recognized for his customer service and expertise.

*For this overview, customer feedback was viewed on Yelp, Google, and Facebook.