Natural Diamonds · Independently Certified

The Diamond Cabinet.

Round, oval, emerald and fancy cuts from 1 to 10+ carats. GIA, IGI, HRD, SSEF and Gübelin reports on every stone. No laboratory-grown. Price on request.

SOSNA Diamonds · Diamond desk
Private acquisitions
Carat range
1–10+ ct
Colour
D–H
Clarity
IF–VS2
Laboratories
GIA · IGI · HRD
Independently verified by
  • GIA — gemological laboratory
  • SSEF — gemological laboratory
  • Gübelin — gemological laboratory
  • HRD Antwerp — gemological laboratory
  • IGI — gemological laboratory
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Diamond Cabinet

Our certified diamond selection is being prepared for publication.

Speak with an expert for private diamond sourcing.

Live Inventory

A live inventory feed connecting the SOSNA Diamonds cabinet with the global Nivoda diamond marketplace is being integrated. The stones shown above are representative examples of house standard; the full filterable inventory will appear here shortly.