Contact Us

Have a question about an order, a stone, sizing, or a return? We're a small team in Chongqing, China, and a real person reads every message.

Email Us

The fastest way to reach us is by email: nexussidus.store@gmail.com

We reply within 6 hours on business days — usually much faster.

What We Can Help With

  • Order status & tracking — include your order number and we'll send a personal update.
  • Returns & exchanges — see our Refund Policy, then email us to start.
  • Shipping questions — see our Shipping Policy for processing and delivery times.
  • Sizing & custom requests — we offer custom sizing at no extra cost.
  • Damaged or incorrect items — email us within 7 days of delivery with photos or a video.

Our Responsibility

Once your order ships, we provide a tracking number and stay with you until it's delivered. If a parcel is lost in transit or arrives damaged, we will make it right — see our Refund Policy for full details on how each situation is handled.

Business Details

Nexus Sidus is operated by Chongqing Tairang Technology Co., Ltd., Chongqing, China.

You can also use the contact form below and we'll get back to you by email.