Yes. All items are carefully inspected and authenticated by experienced professionals in Japan.

We do not sell counterfeit products.

We carefully inspect and describe each item as accurately and transparently as possible.

Sigma Collective specializes in pre-loved designer pieces, so condition may vary depending on age and normal wear.

Condition grades are based on overall appearance and usability.

Please review all photos and descriptions carefully before purchasing.

If you would like additional photos or details, feel free to contact us.

Condition grades reflect the overall appearance and usability of the item, taking age and normal wear into account.

Vintage items may show signs of use even in higher condition grades.

All items are measured carefully by our team.

Measurements are listed in the product description and may be shown in both centimeters and inches.

Please note that slight differences may occur due to manual measurement.

Returns are accepted within 5 days of delivery, provided the item is unused and in its original condition.

Orders cannot be canceled once they have been shipped.

Orders are shipped from Japan on the next business day.

Delivery times vary depending on your location and selected carrier.
We use FedEx, DHL, or EMS, all with tracking.

We accept: Shopify Payments (Credit card / Apple Pay / Google Pay / Shop Pay) or PayPal Payment.

Yes. Prices do not include import duties, VAT/GST, or local taxes.

These fees are determined by your country’s customs office and must be paid by the recipient upon delivery, unless the Duty-Included option (US only) is selected at checkout.

For estimates, please contact your local customs office or use an online duty calculator.

We are not responsible for any customs duties or taxes applied to your order.