About J.J. Marco
Add more sparkle to your life or celebrate a birthday, anniversary, graduation or Mother’s Day with stylish fine jewelry from J.J. Marco, your local Upper East Side jeweler. We specialize in diamonds for every day and exceptional one-of-a-kind pieces you won’t find anywhere else.
Our tiny jewel box of a boutique on Madison Avenue between 80th and 81st Street is filled with treasures to inspire you. We’re open Monday-Saturday from 10:30-5:30 and are also available for private appointments and virtual shopping. Thank you for shopping at our family-owned New York jewelry business
J.J. Marco 1070 Madison Avenue New York, NY 10028 212-744-3202 jjmarco@jjmarco.com
J.J. Marco
We are available Monday through Saturday, 10:30am - 5:00pm EST. Closed Sundays.