446 Broadway, Saratoga Springs, N.Y.In downtown Saratoga Springs, N.Y., you’re as likely to run into seasonal residents from downstate as students from Skidmore College or tech wizards from nearby AMD. This eclectic upstate town is home to Silverado Jewelry Gallery, which has become a destination for those looking for earthy, yet fine, handmade pieces from such designers as Suzanne Kalan, Chan Luu, and “local” Shana Lee (who’s based in Hudson, N.Y.), to name a few. Silverado is set apart not just by the aesthetics of the space—custom pine and glass cases lit from within, gleaming maple floors, and exposed brick that could rival even the trendiest SoHo boutique—but by what emanates from within. “We are ambassadors of Saratoga,” smiles owner Robyn Olivares—a post she and her staff take to heart.   Taking a Leap Olivares was a New York sales rep for Trek Bicy