Jewelry for Sale

Locations in Oyster Bay & Lynbrook, NY

Trusted Local Experts

Established in 1974

Earn Up to $500 Bonus for Selling Gold Jewelry

Enhance Your Jewelry Collection Today

At Coin Galleries of Oyster Bay, we offer an exceptional selection of fine jewelry for sale, combining timeless elegance with expert craftsmanship. Whether you’re searching for a stunning engagement ring, a vintage piece, or a unique addition to your collection, our team is here to help you find the perfect match. Each item is carefully inspected and chosen for its quality and beauty.


We proudly feature gold, silver, diamond, and gemstone jewelry in a variety of styles and price ranges. With decades of experience and a reputation built on trust, Coin Galleries of Oyster Bay provides a secure, professional setting for every purchase. Visit us today and discover jewelry that is as remarkable as the stories behind it.

Woman's hand holding a diamond engagement ring with emerald cut center stone. Green leaves in the background.

Why Choose Coin Galleries of Oyster Bay

Black emblem with three stars above a circular shape and ribbon banner.

Established in

1974

Black hand holding a check mark.

Locally

Owned

Three hands cradling a heart, representing care and support.

Family

Owned

Hand holding person with three stars above.

Knowledgeable

Staff

Black shield with a white checkmark.

Trusted, Local Experts

Black jewelry bust with a white necklace and diamond-shaped pendant.

Fine Jewelry

At Coin Galleries of Oyster Bay, our fine jewelry collection combines timeless design, exceptional craftsmanship, and high-quality materials. From engagement rings and necklaces to earrings and bracelets, each piece reflects your style, celebrates life’s moments, and comes with personalized guidance.

Engagement ring in a box.

Engagement Rings and Wedding Bands

At Coin Galleries of Oyster Bay, our engagement rings and wedding bands symbolize timeless love with expert craftsmanship and elegant design. From classic solitaires to custom bands, each piece offers exceptional quality, personalized style, and lasting beauty for life’s most meaningful, lasting moments.

Black diamond with two small starbursts.

Diamonds and Lab-Grown Diamonds

At Coin Galleries of Oyster Bay, discover exceptional natural and lab-grown diamonds that embody brilliance, quality, and value. Our GIA-certified diamonds are ethically sourced or sustainably created, offering timeless beauty, unmatched sparkle, and affordable elegance.

Two stacked rectangles, with sparkles above, suggesting jewels or gems.

Silver Buyers

Coin Galleries of Oyster Bay welcomes silver coins, bullion, and flatware. We offer competitive prices for your silver items, drawing on our extensive experience in the market.

Black medal with soccer ball design and ribbon.

Sports Memorabilia

Our knowledgeable staff can appraise and make offers on a wide range of sports collectibles, from vintage baseball cards to autographed jerseys.

Two gold bars, stacked, with two stars sparkling above them.

Gold and Silver Bullion

Coin Galleries of Oyster Bay is a trusted source for in-stock gold and silver bullion, including American Eagles, Buffalo Gold, silver bars, and certified collector coins graded by PCGS and NGC. With nearly 50 years of experience, we also buy gold and silver at competitive prices, offering honest evaluations and top dollar for your items.

Earn a $50 Bonus

Get $50 extra when you sell $1,000 worth of your gold jewelry to Coin Galleries of Oyster Bay. Our expert appraisers ensure you receive top dollar for your precious items.

Visit us today to cash in!

Not valid with any other offers or promotions. Restrictions apply. Must mention this coupon at the time of scheduling.
Visit Us

Earn a $500 Bonus

Sell us $10,000 worth of gold jewelry and we'll give you an extra $500! Coin Galleries of Oyster Bay is the area's trusted source for buying and selling jewelry, diamonds, rare coins, and more.

Visit us in Oyster Bay or Lynbrook today!

Not valid with any other offers or promotions. Restrictions apply. Must mention this coupon at the time of scheduling.
Visit Us
Three speech bubbles overlapping, each with three dots inside.

Here's what our satisfied customers are saying...

At Coin Galleries of Oyster Bay, we take pride in providing exceptional numismatic services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and helps others make informed decisions. Please take a moment to leave a review  of Coin Galleries of Oyster Bay and let others know what you think.