Contact Us
Questions about an order, a stone, a size or a return — one address reaches the people who actually handle them.
service@nvwamoi.com
A person reads it. Attach your order number if you have one.
Live Chat
5:00 PM – 8:30 PM and 10:00 PM – 2:30 AM, Monday to Sunday (PST/PDT)
Chatbot available 24 hours.
Rights and legal
Intellectual property notices are handled separately — see Intellectual Property Rights.
Company Details
NVWAMOI is a brand of GEMSTAR888 INC., a corporation registered in the State of New York, United States.
Registered office: 620 73rd St, Brooklyn, NY 11209, United States
NVWAMOI® is a registered trademark of GEMSTAR888 INC. in the United States, registration no. 7,578,890.
Kind note: the address above is not a returns address. Email us first and we will send you the address to return to, along with the reference we need on the parcel.
Before You Write
These pages answer most of what we are asked, and they are faster than waiting on a reply:
- Shipping & Delivery — dispatch times, tracking, and what free shipping over $99 covers.
- Return & Exchanges — the 30-day window and how to start a return.
- Size Guide — how to measure, and what to do if the size is wrong.
- One Year Warranty — what is covered if a setting works loose.