Liaise with gemstone certification and appraisal entities to authenticate and validate the provenance and value of exclusive gemstones.Collaborate closely with reputable companies specializing in secure transportation and insurance to ensure the safe and secure transfer of valuable gemstones.Provide expert guidance and advice to clients on gemstone selection, value, and care, investment potential, and customization optionsHold individual negotiations with partners and undertake business trips to conduct exclusive meetingsPrepare and present sales proposals, negotiate contracts, and close deals to achieve sales targetsStay updated on industry developments, emerging trends, and competitor activities