London & Greater London :
British Discretion+33 1 48 87 23 37
Sell Jewelry London
London Gemological Advisory

Accredited Gemological Expertise in London

Independent gemological examination of natural diamonds, colored gemstones, and high jewelry in London according to GIA and AnchorCert standards.

Our London advisory combines scientific laboratory rigor with deep connoisseurship of global gemstone markets. Using binocular microscopes, UV fluorescence testing, refractometry, and spectroscopic analysis, our specialists verify authenticity, natural origin, and treatments.

Up to 6 files, 8 MB each. Accepted formats: Photos (JPEG, PNG, HEIC), PDF reports, MP4 videos.

Guaranteed response within 24 hours. Absolute Swiss banking confidentiality, free advisory with zero obligation.

Direct Telephone

Monday to Saturday, 9:30 AM to 6:30 PM GMT:

+33 1 48 87 23 37

Private Salons

VIP Private Salons — New Bond Street & Hatton Garden, W1S 2TE London

By private appointment. Discreet home and bank vault visits available across Greater London.

Settlement Currency

Immediate electronic bank wire transfer in Great British Pounds (GBP), Euros (EUR), or US Dollars (USD).

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