Custom Platinum Tanzanite and Diamond Pendant Our client wanted to create a future heirloom piece that included the initials of the father, mother and daughter. Together with our advisors we were able to create a custom platinum tanzanite and diamond pendant.Further 3D drawings were created to help the client envision their dream piece. After further inspiration, our engineers reworked the CAD to include initials along the perimeter of the pendant. The finished custom piece ready to be delivered! Customize your piece of jewelry with Bling Advisor. Learn more about our process.