The 'Appraisal Gems' mobile app calculates gemstone prices using a comprehensive, multi-source approach, ensuring highly accurate and up-to-date valuations. Our algorithm is powered by data from a vast multitude of sources, including:
Live market data aggregated from
a multitude of open and proprietary sources.
Direct insights from gemstone dealers,
gathered through ongoing communication and analysis
of their channels, assessing individual pricing strategies.
Insights from peer-reviewed studies in gemology,
mineralogy, and market valuation.
Real-time and historical sales data from
leading global auction houses.
Analysis of how global economic events
and market shifts influence gemstone valuation.
Value-tracking analysis across the entire supply chain,
from mine to market.
Proprietary algorithms that analyze exclusive,
non-public market data.
Questions and Answers. We answer the questions we are asked most often. Our goal is to explain our service and the factors that determine a gemstone's value in simple, clear terms. Explore common questions
