Geneva Diamond Advisory
Sell Certified GIA & HRD Diamonds in Geneva
at Wholesale Rapaport Rates
Accredited gemological laboratory appraisal and immediate acquisition of loose certified diamonds, solitaire engagement rings, and fancy colored diamonds. Private salons on Rue du Rhône or discreet on-site visits across Switzerland.
Maison of Gemological Heritage
Rigorous, Transparent & Sovereign Valuation in Geneva
Our advisory unites GIA and SSEF trained gemologists with international bullion and high horology specialists. In Geneva, we offer discerning private clients, family offices, and legal estates an uncompromising standard of expertise, discretion, and transactional integrity.
Every item presented is examined in your presence with precision gemological instrumentation (binocular microscope, UV daylight, certified scales, and electronic alloy analyzers). Our purchase offers are immediate, binding, and settled directly with zero brokerage deductions.
Valuation Criteria
Our Scientific & Market Valuation Criteria
Precise weighing to the hundredth of a carat on certified diamond balances.
Assessment from exceptional D-E-F white to tinted yellow under normalized daylight.
Thorough inspection of inclusions using 10x achromatic loupes and gemological microscopes.
Evaluation of cut grade, light return, polish, and symmetry (Triple Excellent).
The Process
Four Steps to Your Immediate Settlement
Initial Contact
Complete our confidential online valuation form or contact our Geneva office at +33 1 48 87 23 37.
Private Salon or Residence Visit
Confidential appointment at our Rue du Rhône salon or discreet visit to your residence or private bank.
Definitive Cash/Wire Offer
Transparent quote established directly on live global wholesale Rapaport, LBMA, and auction markets.
Immediate Bank Wire Transfer
Same-day Swiss bank transfer in CHF, EUR, or USD with official bill-of-sale documentation.
Gallery
Recently Appraised & Acquired Pieces
Questions & Answers
Frequently Asked Questions
How is the purchase price calculated in Geneva?
Our valuation is indexed strictly to real-time international market benchmarks: the Rapaport Diamond Report for certified diamonds, the official LBMA London fixing for gold bullion, and live global auction and collector transactions for signed high jewelry and luxury watches.
Do you offer discreet appointments at private banks or residences?
Yes, our accredited gemologists arrange confidential consultations at private residences, family offices, and bank vaults across Geneva and Lake Geneva.
Is the valuation free of charge?
Yes, our pre-appraisals and consultations are entirely complimentary with zero obligation to sell.
Confidential Advisory
Appraise Your Jewelry with Certified Gemologists Today
24-hour response, private appointment on Rue du Rhône or discreet on-site visit across Geneva, with immediate bank wire settlement.