GIA & IGS CERTIFIED GEMOLOGISTS ON STAFF  ·  PRIVATE APPRAISALS BY APPOINTMENT  ·  (209) 229-2752

Get In Touch

Let's talk about a stone, a setting, or a question.

Call Us

(209) 229-2752

Email Us

info@k2gemsminerals.com kablanow@k2gemsminerals.com

Visit The Showroom

1172 Kansas Avenue, Modesto, CA 95351

Send An Enquiry

Tell us what you're looking for.

We reply within one business day. For urgent requests, please call (209) 229-2752.

Showroom Hours

Tuesday – Friday10:00 AM – 6:00 PM
Saturday10:00 AM – 4:00 PM
Sunday – MondayClosed

Appraisals and larger acquisitions are best handled by appointment — call or email ahead so we can prepare the right stones for you.

Frequently Asked

Before you write in.

Diamonds above 0.30ct and any stone flagged for treatment are offered with an independent lab report or our own written grading summary. Smaller melee stones are graded in-house and disclosed the same way.
Yes — book an appraisal slot through the contact form or by phone. We evaluate diamonds, colored gemstones, gold and mineral specimens for insurance, resale and estate purposes.
We ship nationwide with full insurance and signature confirmation on every order. Local pickup at our Modesto showroom is also available at checkout.
We do. Select "Selling A Piece" in the form above, or call ahead, and bring the item in for a no-obligation evaluation.
Layaway is available on request for qualifying purchases. Ask our team when you enquire about a specific piece and we'll walk you through the options.