Frequently Asked Questions
Your guide to luxury jewelry and exceptional service.
Are your diamonds and gemstones authentic?
Yes, all our gemstones and diamonds are 100% authentic and ethically sourced. Each piece comes with a certificate of authenticity, and high-value items include GIA or IGI grading reports.
Do you offer international shipping?
We offer secure, insured worldwide shipping. Shipping costs and delivery times vary by destination, but most international orders arrive within 7-14 business days.
What is your return and exchange policy?
We offer a 14-day return policy for most items in their original, unworn condition. Please note that custom-made pieces and engraved items are final sale and cannot be returned.
Can I request a custom jewelry design?
Absolutely. Gem Jewelers NYC specializes in bespoke designs. You can work directly with our master jewelers to create a unique piece tailored to your specific vision and budget.
How do I determine my correct ring size?
We provide a comprehensive sizing guide on our website. Alternatively, you can visit any local jeweler to be sized professionally, or contact us to request a complimentary physical ring sizer.
What payment methods do you accept?
We accept all major credit cards, PayPal, Apple Pay, and Google Pay. For high-value purchases, we also offer secure bank wire transfers and flexible financing options through Affirm.