Appraisals & Consultations

Valuation of gemstones, jewelry, and luxury watches.

If you’d like to determine the value of gemstones, fine jewelry, or luxury watches, we offer reliable and precise appraisals based on our international experience in the gemstone trade and deep expert knowledge:

  • Estate and realization value – for inheritances or liquidations
  • Market valuation – current market value for buying or selling
  • Insurance valuation – to ensure proper coverage of your valuables

During the appraisal, your jewelry is, of course, fully insured. If needed, we also collaborate with renowned gemological laboratories to professionally verify authenticity and origin.

Appraisals & Consultations
Appraisals & Consultations

Consultation & Expertise

With our international experience in the gemstone trade and our gemological and legal expertise, we offer you trusted, professional advice:

  • Gemological reports: We advise you on obtaining expert reports from renowned gemological laboratories.
  • Recutting gemstones: Whether diamonds or colored gemstones – we guide you on how slight adjustments to the cut can enhance both beauty and value.
  • Advice on inheritances or gifts: We provide comprehensive support in evaluating, storing, or selling valuable items.
  • Expert reports for authorities: Thanks to our gemological and legal expertise, we also prepare reports for official purposes.
  • Investment in jewelry or gemstones: We advise you on planned investments and support you with our in-depth knowledge.

Diamond Cuts

A diamond reveals its true brilliance only through the perfect cut. The classic round brilliant cut, with its 57 facets, gives the diamond exceptional sparkle and fire. But other cuts can also highlight a diamond’s beauty and brilliance in their own unique way.

Here are the most common diamond cuts:

Cushion
Cushion
Cushion
Radiant
Radiant
Radiant
Princess
Princess
Princess
Asscher
Asscher
Asscher
Round
Round
Round
Heart
Heart
Heart
Trilliant
Trilliant
Trilliant
Oval
Oval
Oval
Pear
Pear
Pear
Emerald
Emerald
Emerald
Marquise
Marquise
Marquise
Baguette
Baguette
Baguette

Good to Know

The value of a diamond is determined by the so-called 4 Cs:

  • Cut
  • Colour
  • Clarity
  • Carat (weight)

If you're interested in purchasing a diamond or gemstone, or in creating a custom piece of jewelry, we’re happy to advise you.