We Buy & Sell Gold, Jewelry, & Diamonds, Conduct Appraisals, & Make Custom Jewelry!

About Sterling Promise Inc.

Why do we do what we do? We strive to make quality jewelry affordable for the average person.

Why should people buy from us? We offer affordable prices for quality jewelry to those looking to expand their collection of jewelry.

What sets us apart from other sterling jewelry vendors? Our wide range of quality silver jewelry offered at affordable prices. In addition, our dedication to our promise of customer satisfaction.

What is our goal? Sterling Promise Inc.’s goal is to deliver, strengthen, and maintain our promise of quality and affordability.

About the Team

Our team is made up of a variety of hard-working individuals that come from various backgrounds. We each bring a special set of qualifications and ideas to the job. As a team, we strive to work together and make the customer experience a positive one.

Mission Statement *

To promote positive self-expression by providing men and women with quality jewelry at affordable prices that they can wear for years to come. We strive to provide jewelry that will empower each and every style in a way that will last over the years.

Services Provided

With an expert gemologist and diamond cutter on our team we offer, Custom Cut Color stones, Re-cutting of Diamonds, Handmade Settings, Custom & CAD/ CAM Designs, Laser Repairs, Updating Appraisals, Gold, Jewelry, and Diamond Buying.


With 27 years of experience and a certified Gemologist on our team, we offer appraisals at a reasonable price. We do appraisals for insurance and selling purposes of diamonds, rings, jewelry, watches, memorabilia, bullion, and estates.

Pricing: 1st appraisal $60.00 for every item after that it is an additional $30.00. Our prices beat competitors by a landslide.

Contact us via email (sterlingpromisejewerly@gmail.com) to make arrangements. We guarantee and speedy and reliable process.

We Buy & Sell

Diamonds, gold, jewelry, bullion, and more! If you’re looking to sell your jewelry, wedding bands, engagement rings, watches, silver, coins, bullion, or gold, we can help! Meet our expert and we will work with your on a 5-10% commission. Available in South Jersey and New York City area. Contact us through email for a personal response and further details.

Custom & CAD/CAM Designs

Re-cutting of Diamonds

A diamond is forever, make it the diamond you really want. A professional can re-cut a diamond into the exact shape you are looking for. Please contact us for details. We have two week turnaround time. Your dream diamond is only two weeks away!

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