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At Gary J. Long Jewelers, you can expect to receive unparalleled customer service in a comfortable, approachable environment. From our diamond selection to our custom design services, we are Stockton’s premiere full-service jeweler. Work with our knowledgeable and experienced team to select a diamond engagement ring, find the perfect gift or add to your collection.

Established in 1983, we are “Your Jeweler for Life’s Celebrations”. We consider our customers family and love to be a part of their lives, from the excitement of a proposal to a 50th wedding anniversary. Our new customers often become lifetime patrons as they return to expand jewelry collections for birthdays and anniversaries, upgrade previous purchases and take advantage of our platinum promise.


Gary Long Headshot

Meet Gary

As President of Gary J. Long Jewelers, Gary has owned and operated the store since 1983. He holds the title of American Gem Society Registered Jeweler, which he earned after completing a series of courses on jewelry, diamonds, and gemstones, along with exams in diamond grading.

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Preferred Platinum Promise

Our Preferred Platinum Promise guarantees a lifetime warranty on any previous purchase from Gary J. Long Jewelers. Whether you’ve lost a stone or simply want to trade up, come see us and we will credit you the full purchase price of the original sale. **

Gary J. Long Jewelers is Temporarily Closed

In compliance with Gov. Newsom’s Executive Order, and for the safety of our staff, families and customers, we are closing our doors effective March 20, 2020. We are planning a two week closure, but it may be longer depending on circumstances and what the state of California will allow.

Rest assured, we are monitoring the situation and will reopen as soon as we are allowed. In the meantime, we remain committed to assisting you with your jewelry necessities. Should you have any needs during this shutdown, please contact Gary Long directly at (209) 481-5727, or Kim Jones at (209) 603-6677 and we will answer your calls as soon as possible. We apologize for any delay or inconvenience this may have on our customers and we truly appreciate your patience during these difficult times. Please be safe and we look forward to serving your needs soon.