JB Star – A passion for Precision… A Labor of Love At Kleinhenz Jewelers, we consider JB Star the Ultimate in Diamond Rings and jewelry. JB Star’s “signature” is unmistakable. Handcrafted exclusively in Platinum with the highest quality diamonds and vibrant colored gemstones! The craftsmanship is impeccable.
Every piece of jewelry is produced from start to finish at JB Star’s state of the art facility on Fifth Avenue in New York City. Each and every center Diamond is GIA certified and each finished piece comes with JB Star’s Certificate of Authenticity.