FOUNDER • GEMOLOGY • INTERNATIONAL TRADE
Avishy Zada — Founder & CEO of Kether Diamonds
Avishy Zada is the Founder and CEO of Kether Diamonds, an international natural-diamond sourcing company serving jewelers, retailers, manufacturers and professional buyers.
He studied gemology at IGL and leads Kether Diamonds’ sourcing approach, focusing on clear specifications, accurate documentation, responsive communication and long-term professional relationships.
Professional Perspective
Avishy’s work combines gemological knowledge with direct communication and practical market understanding. Every enquiry is approached individually, whether it comes from a jeweler, a professional buyer or a private client seeking a specific natural diamond.
Kether Diamonds serves clients worldwide and provides personal support in China. Through Kether Diamonds, Avishy supports requests for natural diamonds from 0.30 to 10+ carats, including individual stones and bulk parcels. Every diamond sold is accompanied by a GIA grading report. A complete sourcing brief can receive an initial response within 24 hours, with insured worldwide delivery available subject to destination and transaction requirements.
Gemology Studies at IGL
A professional foundation for understanding diamond characteristics, documentation and the 4Cs.
Worldwide Relationships
International connections supporting diamond sourcing, import, export and trade across global markets.
Personal Client Service
Direct, confidential communication tailored to the client’s requirements, market and purchasing process.
Speak Directly with Kether Diamonds
Share the diamond specification, business requirement or private sourcing brief, and receive personal support from the Kether Diamonds team.