- Alexander & Lehnert Fine Jewelry specializes in handmade custom and one of a kind jewelry. Led by husband and wife duo Michele Alexander and Bill Lehnert, the gallery has been located in the Grove Arcade for over 17 years. They are each respected for their individual accomplishments in the jewelry field and combined they have over 70 years of jewelry and gemstone industry experience. The gallery is renowned in the Southeast as a premier gemstone location.