Frequently Asked Questions
About Kantor Gems
Who is Kantor Gems?
Kantor Gems is the online division of M. Kantor & Associates, a family-owned business with three generations of experience in fine estate jewelry, rare gemstones, diamonds, and signed designer jewelry. We specialize in sourcing exceptional pieces from around the world and offering them directly to collectors and jewelry enthusiasts.
Where are you located?
Our showroom is located in Beverly Hills, California. Visits are available by appointment.
Do you have a physical showroom?
Yes. We welcome clients to view select pieces in person by appointment at our Beverly Hills office.
Jewelry & Authenticity
Is your jewelry authentic?
Absolutely. Every piece is carefully inspected by our experienced gemologists and jewelry specialists to ensure authenticity, quality, and condition before being offered for sale.
Do your diamonds and gemstones come with certificates?
Many of our important diamonds and gemstones are accompanied by reports from respected laboratories such as:
- GIA (Gemological Institute of America)
- AGL (American Gemological Laboratories)
- SSEF
- Gübelin
Certificate information is listed within individual product descriptions when available.
What is estate jewelry?
Estate jewelry refers to previously owned fine jewelry. Many estate pieces feature exceptional craftsmanship, unique designs, and gemstones that are difficult to find in modern production.
Do you sell vintage and antique jewelry?
Yes. Our collection includes:
- Antique Jewelry
- Victorian Jewelry
- Edwardian Jewelry
- Art Deco Jewelry
- Retro Jewelry
- Mid-Century Jewelry
- Contemporary Estate Jewelry
Do you sell signed designer jewelry?
Yes. We regularly offer pieces by renowned jewelry houses and designers, including Tiffany & Co., Van Cleef & Arpels, Cartier, Oscar Heyman, Fred Leighton, Chaumet, and many others.
Purchasing
Is the jewelry shown online available for purchase?
In most cases, yes. Inventory is updated regularly, though some pieces may sell before the website updates. If you have questions about availability, please contact us directly.
Can I reserve a piece?
We may be able to place a temporary hold on certain items. Please contact us to discuss availability and reservation options.
Do you offer payment plans?
Please contact us directly to discuss available payment options for larger purchases.
Do you accept offers?
Reasonable offers may be considered on select pieces.
Shipping
Do you offer free shipping?
Yes. We offer complimentary insured overnight shipping within the United States.
Is my shipment insured?
Yes. All shipments are fully insured and require a signature upon delivery.
Do you ship internationally?
Yes. We ship to many international destinations. Please contact us for shipping rates and customs information.
How long will it take to receive my order?
Most orders ship within 1–3 business days after payment has been confirmed.
Returns
What is your return policy?
We offer a 7-day return period from the date of delivery.
How do I initiate a return?
Please contact us within 7 days of receiving your purchase. We will provide return instructions and shipping information.
Are there any items that cannot be returned?
Custom orders, modified pieces, and certain special-order items may be non-returnable. Please inquire before purchase.
Selling Your Jewelry
Do you buy jewelry?
Yes. We purchase fine jewelry, diamonds, colored gemstones, signed designer jewelry, estate collections, and select watches.
What types of jewelry are you interested in purchasing?
We are particularly interested in:
- Diamond jewelry
- Emeralds, rubies, and sapphires
- Signed designer jewelry
- Antique and estate jewelry
- Large diamonds
- Important gemstone pieces
- Complete estates and collections
How do I get an offer?
You may:
- Email photographs and details
- Schedule an appointment
- Visit our Beverly Hills office
Is there an appraisal fee?
Initial evaluations are generally complimentary.
Custom Services
Can you help me find a specific gemstone or piece of jewelry?
Yes. We frequently source rare diamonds, colored gemstones, and hard-to-find estate jewelry for our clients.
Do you offer custom jewelry?
We offer custom jewelry services on select projects. Contact us to discuss your vision.
Can you resize a ring?
Many rings can be resized. Please contact us for details before purchasing.
Contact Us
How can I reach Kantor Gems?
You may contact us through our website, email, or by phone.
Do I need an appointment to visit?
Yes. Appointments help ensure we can provide you with personalized service and have requested pieces available for viewing.
Still Have Questions?
Our team is happy to assist with product inquiries, sourcing requests, estate evaluations, shipping questions, or appointment scheduling. Contact us and a jewelry specialist will respond promptly.
Orders and Payments
How can I purchase an item?
We welcome purchases made directly through our website, or in person at our exclusive Beverly Hills showroom, where you can experience our collections firsthand.
What forms of payment are accepted?
We graciously accept payments made directly through our website via credit card, as well as secure transactions by check or wire transfer.
what is the policy for returned pieces?
You have seven days from the moment your exquisite piece is received to return it for a refund. Any changes or customizations confirmed by the buyer are final sale.
SHIPPING
How will my piece be shipped to me?
For purchases under $75,000, we offer FedEx Express Overnight delivery, requiring an adult signature upon receipt. For pieces exceeding $75,000, we ensure secure shipment through Malca Amit, trusted by the world's most prestigious jewelers.
RETURNS
what is the policy for returned pieces?
You have seven days from the moment your exquisite piece is received to return it, accompanied by a restocking fee, for a refund.
STILL HAVE QUESTIONS?
Don't hesitate to reach out! We do our best to get back to all messages in 24 hours.