SEATTLE DIAMONDS
ABOUT US
Meet the Seattle Diamonds Team
Nestled in the heart of South Lake Union, Seattle Diamonds has been a trusted name in fine jewelry since 1985. Our reputation is built on three enduring values: personalized service, exceptional quality, and lasting value.
We pride ourselves on offering a boutique-style experience—intimate, comfortable, and expertly guided by our team of graduate gemologists and seasoned jewelry professionals. Whether you’re starting your engagement journey or designing a one-of-a-kind heirloom, you’ll be in expert hands every step of the way.

What Sets Our Team Apart
Expertise You Can Trust: Every member of our team is a GIA-trained gemologist and/or accredited jewelry professional. We believe that choosing a diamond is a significant life investment, and we’re here to educate, guide, and inspire.
Curated Selection: From designer engagement rings and wedding bands to timeless fashion jewelry, we offer only the highest quality pieces—carefully selected to meet a variety of styles and preferences.
Custom Design Specialists: Want something uniquely yours? We specialize in custom creations, collaborating with you on every detail to bring your vision to life with craftsmanship and care.
Comprehensive Aftercare: Our service doesn’t stop at the sale. We provide independent appraisals, guidance on insurance options, and trusted services like cleanings, repairs, and routine checkups.
Our Jewelry Professionals

Dave Hall
Dave brings over 30 years of industry expertise and holds the prestigious Master Gemologist Appraiser designation. A member of the American Society of Appraisers, he combines technical skill with thoughtful client service. Dave earned his B.A. in Accounting and Finance from the University of Washington and previously worked as a corporate controller—adding financial acumen to his deep jewelry knowledge.

Erin Argens
Erin has been part of the Seattle Diamonds family since 2003. A University of Washington graduate with a degree in Art Design, she brings both creative vision and exceptional service to every client interaction. As an Accredited Jewelry Professional, Erin is known for her attention to detail and the long-lasting relationships she builds with her clients.

Toni McCurdy
A Seattle native and University of Washington alum, Toni has been a valued member of the Seattle Diamonds team since 1996. With decades of experience, she specializes in sales and insurance replacement services. Toni is known for her steady expertise and commitment to helping clients navigate both meaningful purchases and the replacement process with clarity and confidence.

Michelle Staeheli
With over two decades in the jewelry industry, Michelle blends artistry and gemology to help clients discover the perfect piece for every milestone. She holds a degree in Arts and Sciences with a design focus and is certified as a Diamontologist through the Diamond Council of America. Her warm, knowledgeable approach ensures every experience is memorable—from engagement rings to custom heirlooms.
We Are Here for You
At Seattle Diamonds, our team is here to make your jewelry journey personal, inspiring, and unforgettable.