Our institutional methodology, ethical standards, and commitment to scientific integrity.
GSBH maintains strict independence from commercial gemstone dealers, auction houses, and retail interests to ensure objective analysis.
All gemological analysis follows GIA-standard methodologies using calibrated laboratory equipment and documented procedures.
Client privacy is paramount. All consultations, analyses, and valuations are conducted under strict confidentiality agreements.
GSBH adheres to the ethical standards of the American Society of Appraisers and discloses all relevant factors in valuation reports.
GSBH employs advanced gemological instrumentation including spectroscopy, microscopy, and refractometry to authenticate gemstone identity, determine treatments, and assess quality characteristics.
Valuation reports reference recent auction results, private sales data, and wholesale market intelligence to provide accurate fair market valuations for insurance, estate, and advisory purposes.