The Global Fine Jewelry, Certified Diamond & Watchmaker Directory • 63,988 Verified Stores

Top 7 Best Jewelry Stores in Port Jefferson, NY (2026 Guide)

Looking for certified diamond engagement rings, bespoke custom jewelry design, or same-day watch and jewelry repair in Port Jefferson, New York? Compare all 7 verified local jewelers, master bench goldsmiths, and family-owned showrooms below.

💎 7 Verified Stores in Port Jefferson ⭐ 4.8 Average Local Rating 🛡️ GIA & Custom Bench Verified
Showing jewelers 1–7 of 7 in Port Jefferson, NY Ranked by Verified Rating & Client Reviews
🏆 #1 Best Overall Jeweler ⭐ 4.8 (48 client reviews)
EC

Ecolin Jewelers

📍 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
⭐ #3 Best Repair Atelier ⭐ 4.6 (14 client reviews)
JE

Jewels By M & R Designs Inc

📍 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 Luxury Destination ⭐ 4.5 (17 client reviews)
GI

GioGio Design

📍 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 Bridal Favorite ⭐ 4.3 (30 client reviews)
SU

Susan Rodgers Designs

📍 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
Verified Jeweler #6 ⭐ 4.3 (25 client reviews)
CH

Chris Silver Jewelry

📍 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
Verified Jeweler #7 ⭐ 4.1 (22 client reviews)
EL

Elements by Lunasea

📍 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

Frequently Asked Questions About Jewelers in Port Jefferson, NY

What are the highest-rated jewelry stores in Port Jefferson, NY?

Based on verified local client reviews and gemological capabilities, the top-rated jewelers in Port Jefferson, New York include Ecolin Jewelers, Christina Fashion Handbags, Jewels By M & R Designs Inc. Overall, our directory indexes 7 verified jewelry showrooms and repair studios in Port Jefferson.

Where can I get custom engagement rings or jewelry repair in Port Jefferson?

The majority of top-ranked jewelers in Port Jefferson, New York provide in-house 3D CAD engagement ring design, GIA-certified loose diamond sourcing, laser ring resizing, prong retipping, and Swiss watch battery and movement servicing.

How do I get the best payout when selling scrap gold or diamonds in Port Jefferson?

Before visiting a local gold buyer or estate jeweler in Port Jefferson, weigh your 10k, 14k, or 18k gold items in grams and check the live LBMA melt value using our free Gold Scrap Calculator. Reputable jewelers in Port Jefferson typically pay 75% to 85% of pure melt value.