Port Jefferson, NY Local Market Overview (Oct 2026)
Shopping for a diamond engagement ring or eternity band in Port Jefferson, New York gives couples direct access to 7 independent bridal boutiques and wholesale diamond dealers along E Main St, 98 Main St, 208 Emerson St, 408 Liberty Ave. Unlike national chain mall stores that mark up pre-set commercial stones, top-rated Port Jefferson bridal jewelers such as Ecolin Jewelers, Christina Fashion Handbags, Jewels By M & R Designs Inc let you inspect loose GIA and IGI diamonds side-by-side under 10x gemological magnification.
Planning a weekend bridal appointment? 5 showrooms in Port Jefferson are open on Saturdays and 3 welcome Sunday appointments, with a citywide rating of 4.5★ across 188 verified reviews.
Verified Showrooms in Port Jefferson, NY
#1 Verified Port Jefferson Specialist
⭐ 4.8 (48 reviews)
EC
📍 14 E Broadway, Port Jefferson, NY 11777, USA
Ecolin Jewelers is an esteemed jewelry showroom and custom design studio in Port Jefferson. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.
Fine JewelryCustom Consultation
#2 Verified Port Jefferson Specialist
⭐ 4.8 (32 reviews)
CH
📍 98 Main St, Port Jefferson, NY 11777, USA
Christina Fashion Handbags is an esteemed jewelry showroom and custom design studio in Port Jefferson. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.
Fine JewelryCustom Consultation
#3 Verified Port Jefferson Specialist
⭐ 4.6 (14 reviews)
JE
📍 208 Emerson St, Port Jefferson, NY 11777, USA
Discover Exquisite Jewelry at Jewels By M & R Designs Inc in Port Jefferson Welcome to Jewels By M & R Designs Inc , your premier destination for luxurious jewelry in the heart of Port Jefferson, NY . Nestled at 208 Emerson St, Port Jefferson, NY 11777, USA , our store is a treasure trove for those who appreciate the art of fine jewelry. Whether you're searching for a stunning engagement ring, a delicate necklace, or unique earrings, we have something extraordinary just for you!
Custom DesignJewelry RepairsAppraisalsCleaning & Polishing
#4 Verified Port Jefferson Specialist
⭐ 4.5 (17 reviews)
GI
📍 408 Liberty Ave, Port Jefferson, NY 11777, USA
GioGio Design is an esteemed jewelry showroom and custom design studio in Port Jefferson. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.
Fine JewelryCustom Consultation
#5 Verified Port Jefferson Specialist
⭐ 4.3 (30 reviews)
SU
📍 142 E Main St, Port Jefferson, NY 11777, USA
Susan Rodgers Designs is an esteemed jewelry showroom and custom design studio in Port Jefferson. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.
Fine JewelryCustom Consultation
#6 Verified Port Jefferson Specialist
⭐ 4.3 (25 reviews)
CH
📍 142 E Main St, Port Jefferson, NY 11777, USA
Chris Silver Jewelry is an esteemed jewelry showroom and custom design studio in Port Jefferson. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.
Fine JewelryCustom Consultation
#7 Verified Port Jefferson Specialist
⭐ 4.1 (22 reviews)
EL
📍 14 E Broadway, Port Jefferson, NY 11777, USA
Elements by Lunasea is an esteemed jewelry showroom and custom design studio in Port Jefferson. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.
Fine JewelryCustom Consultation