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Gemstones in catalog
Catalog value
0000Registered partners

For sellers

Sell from the USA. Discreet. Instant.

SOSNA Exchange connects verified sellers with a global network of Trade buyers. Gemstones in SOSNA Vault in the USA ship instantly when sold — that is our structural edge.

Vault location

USA

Seller verification

24–48h

Listing fee

0%

Dispatch from vault

Instant

Accepted labs

5+

Who this is for

Producers, cutters, wholesalers and jewelry estates

The platform is structured to be clear even for sellers who have so far worked mostly offline — from Thailand, India, Sri Lanka or Pakistan. Simple steps, clear statuses, Trade Desk assistance in English and localized environments.

What you can do as a seller

Seller tools on SOSNA Exchange

How to begin

Four steps to an active seller

Seller payout estimate

How much the seller may receive

Enter the indicative seller price for the item. The seller receives 100% of the agreed seller price. Final buyer-facing pricing, applicable services and transaction terms are confirmed by SOSNA Trade Desk.

Indicative tool only — not a guarantee of sale, investment return or binding offer.
Item seller price$50,000
$5k$100k$500k$1M+
Paid to seller
100%
Estimated seller payout
$50,000
Apply as seller

How SOSNA Exchange protects sellers

Institutional structure on the seller side

Frequently asked

Everything you need to know

Get started today

One step to the global buyer network

Submit a seller application with your certificate and business profile. SOSNA Trade Desk will guide you through upload, USA vault custody and settlement.

  • No listing fee
  • Verification in 24–48 hours
  • USA custody with instant dispatch
  • Full seller identity protection