KAT Sapphires invites certified members of the gem and jewelry trade to our wholesale inventory catalogue. Once your application is approved and you become a registered member of KAT Sapphires, you will have access to our online inventory system from which you will be able to place orders for sapphires at wholesale prices. To be approved for access to KAT Sapphires inventory, we require proof that you are a certified member of the gem and jewelry trade. This proof can be obtained via multiple forms: Verifiable membership in a jewelry or gem trade association Three trade references that can verify your trade standing and credit Your businesses tax ID number or a certified resale license number.