CartView Cart

GIA Certified Diamonds
11

GIA Diamond RingsGIA Diamond Studs / EarringsGIA Loose DiamondsOther GIA Certified Jewelry

608 RESULTS

SORT BY
GIA certified round brilliant cut diamond 1.12 carat ring (M color, VS1 clarity) Ring Collection

Ring
GIA certified Round Brilliant Cut diamond 1.12 ct. M - VS1. 14k. Size 7

ADD TO
SELL
GIA certified old europeam brilliant cut diamond 1.09 carat (O to P range, VS1 clarity) solitaire ring set in platinum Ring Collection

Ring
GIA certified old europeam brilliant cut diamond 1.09 carat (O to P range, VS1 clarity) solitaire ring set in platinum

ADD TO
SELL
GIA certified round brilliant diamonds studs 1.03 cts (M color, SI2 clarity) & 1.02 cts (M color, SI2 clarity) Earring Collection

Earrings
GIA certified round brilliant diamonds studs 1.03 cts (M color, SI2 clarity) & 1.02 cts (M color, SI2 clarity)

ADD TO
SELL
GIA certified 2.02 carats emerald cut diamond ring in platinum (E color, VVS2 clarity) Ring Collection

Ring
GIA certified 2.02 carats emerald cut diamond ring in platinum (E color, VVS2 clarity)

ADD TO
SELL
Eternity diamond band with 4.50 carats in diamonds Ring Collection

Ring
Eternity diamond band with 4.50 carats in diamonds

ADD TO
SELL
GIA certified round brilliant cut 1.71 carat diamond (J color, SI2 clarity, Excellent cut) Ring Collection

Ring
GIA certified round brilliant cut 1.71 carat diamond (J color, SI2 clarity, Excellent cut)

ADD TO
SELL
GIA certified 11.36 ct Oval cut diamond ring (Natural, Fancy Light Yellow, Even color, I1 clarity) Ring Collection

Ring
GIA certified 11.36 ct Oval cut diamond ring (Natural, Fancy Light Yellow, Even color, I1 clarity)

ADD TO
SELL
Art Deco GIA certified 1.48 carat (J color, SI1 clarity) diamond ring set in platinum Ring Collection

Ring
Art Deco GIA certified 1.48 carat (J color, SI1 clarity) diamond ring set in platinum

ADD TO
SELL
GIA certified round brilliant cut diamond 1.01 carat (H color, VS1 clarity) ring with 2 sapphires set in platinum. Ring Collection

Ring
GIA certified round brilliant cut diamond 1.01 carat (H color, VS1 clarity) ring with 2 sapphires set in platinum.

ADD TO
SELL
GIA Certified round diamond studs 1.03 (K color, I2 clarity) & 1.01 (L color, I1 clarity) Earring Collection

Earrings
GIA Certified round diamond studs 1.03 (K color, I2 clarity) & 1.01 (L color, I1 clarity)

ADD TO
SELL
GIA certified old european cut diamond appr. 1.58 carat (M color SI1 clarity) ring Ring Collection

Ring
GIA certified old european cut diamond appr. 1.58 carat (M color SI1 clarity) ring

ADD TO
SELL
GIA Certified Cushion shape diamond ring 2.04 cts (I Color, SI2 Clarity) Ring Collection

Ring
GIA Certified Cushion shape diamond ring 2.04 cts (I Color, SI2 Clarity)

ADD TO
SELL
GIA certified triangular cut diamond studs1.51 cts (I color, I1 clarity) &1.59 cts (G color, SI2 clarity) Earring Collection

Earrings
GIA certified triangular cut diamond studs1.51 cts (I color, I1 clarity) &1.59 cts (G color, SI2 clarity)

ADD TO
SELL
GIA certified trianguler cut diamond 2.49 carat (H color, SI 2 clarity) pendant Necklace Collection

Pendant
GIA certified trianguler cut diamond 2.49 carat (H color, SI 2 clarity) pendant

ADD TO
SELL
Diamond tennis bracelet in 14k 16 carats in diamonds (E-G color, SI1 clarity) Bracelet Collection

Bracelet
Diamond tennis bracelet in 14k 16 carats in diamonds (E-G color, SI1 clarity)

ADD TO
SELL
GIA Certified round brilliant cut diamond ring 1.51 carat (E color, VS2 clarity) size 7 Ring Collection

Ring
GIA Certified round brilliant cut diamond ring 1.51 carat (E color, VS2 clarity) size 7

ADD TO
SELL
Eternity band in platinum with each square-cut diamond individually GIA certified; 9.50 cts Ring Collection

Ring
Eternity band in platinum with each square-cut diamond individually GIA certified; 9.50 cts

ADD TO
SELL
GIA certified rectangular modified brilliant diamond 0.71 ct (G color, VS2 clarity) ring in 18k whi Ring Collection

Ring
GIA certified rectangular modified brilliant diamond 0.71 ct (G color, VS2 clarity) ring in 18k whi

ADD TO
SELL
GIA certified round brilliant cut diamond ring 4.19 carat ( L color, SI1 clarity, Excellent symmetry Ring Collection

Ring
GIA certified round brilliant cut diamond ring 4.19 carat ( L color, SI1 clarity, Excellent symmetry

ADD TO
SELL
GIA certified round brilliant cut diamond 1.22 carat (G color, SI1 clarity) ring Ring Collection

Ring
GIA certified round brilliant cut diamond 1.22 carat (G color, SI1 clarity) ring

ADD TO
SELL
GIA certified Sparkling diamond channel set platinum ring with 8.24 carats Ring Collection

Ring
GIA certified Sparkling diamond channel set platinum ring with 8.24 carats

ADD TO
SELL
GIA certified Princess cut diamond 1.01cts (F, SI1) ring Ring Collection

Ring
GIA certified Princess Cut diamond ring. 1.01ct. F - SI1. 14K Size 6.5

ADD TO
SELL
GIA certified round brilliant cut diamond ring 0.97 carat ( F color, SI1 clarity) size 7 Ring Collection

Ring
GIA certified round brilliant cut diamond ring 0.97 carat ( F color, SI1 clarity) size 7

ADD TO
SELL
Diamond earrings with GIA certified Pear Shapes Earring Collection

Earrings
Diamond earrings with GIA certified Pear Shapes

ADD TO
SELL
GIA certified round diamond 2.03cts (M color, VS1 clarity) ring in 18k Ring Collection

Ring
GIA certified round diamond 2.03cts (M color, VS1 clarity) ring in 18k

ADD TO
SELL
GIA certified round brilliant diamond ring in platinum. 0.90 carat (E, VVS2) Ring Collection

Ring
GIA certified round brilliant diamond ring in platinum. 0.90 carat (E, VVS2)

ADD TO
SELL
Kutchinsky cut diamond bow pin in 18k. GIA Certified. Total diamond weight 13.8 carats. Jewelry Collection

Pin/Brooch
Kutchinsky cut diamond bow pin in 18k. GIA Certified. Total diamond weight 13.8 carats.

ADD TO
SELL
GIA certifiied round brilliant diamond studs 2.76 carat (N color, SI1 clarity) and 2.57 carat (M color, SI2 clarity) Earring Collection

Earrings
GIA certifiied round brilliant diamond studs 2.76 carat (N color, SI1 clarity) and 2.57 carat (M color, SI2 clarity)

ADD TO
SELL
Tiffany & Co Lucida cut diamond ring in platinum GIA certified 3.68 cts H VVS2 Ring Collection

Tiffany & Co. Ring
Tiffany & Co Lucida cut diamond ring in platinum GIA certified 3.68 cts H VVS2

ADD TO
SELL
GIA certified round brilliant diamond 1.53 carats (F color, I1 clarity) ring set in platinum. Ring Collection

Ring
GIA certified round brilliant diamond 1.53 carats (F color, I1 clarity) ring set in platinum.

ADD TO
SELL
GIA certified diamond 1.64 cts (F color, SI1 clarity) Ring Collection

Ring
GIA certified diamond 1.64 cts (F color, SI1 clarity)

ADD TO
SELL
GIA Certified pear brilliant cut diamond ring 1.53 cts. ( D color, VS2 clarity ) set in 14k white gold Ring Collection

Ring
GIA Certified pear brilliant cut diamond ring 1.53 cts. ( D color, VS2 clarity ) set in 14k white gold

ADD TO
SELL
GIA certified round brilliant diamond ring 1.22 carat (H color, VS1 clarity) set in platinum Ring Collection

Ring
GIA certified round brilliant diamond ring 1.22 carat (H color, VS1 clarity) set in platinum

ADD TO
SELL
GIA certified Square Emerald cut diamond 4.12 carat (J color VS2 clarity) Ring Collection

Ring
GIA certified Square Emerald cut diamond 4.12 carat (J color VS2 clarity)

ADD TO
SELL
GIA certified Rectangular Modified Brilliant cut diamond 2.06 ct (L color, VS1 clarity) ring in 18k Ring Collection

Ring
GIA certified Rectangular Modified Brilliant cut diamond 2.06 ct (L color, VS1 clarity) ring in 18k

ADD TO
SELL
GIA certified emerald cut diamond 1.54 carat (J color, VVS2 clarity) Jewelry Collection

Loose Diamond
GIA certified emerald cut diamond 1.54 carat (J color, VVS2 clarity)

ADD TO
SELL
Page
1
...
11
...
17
Due to fluctuating market conditions and other factors impacting costs, prices are subject to change without prior notice, including those offered online, in the catalog, and in the showroom.

Facebook InstagramYoutube X TwitterPinterestLinked In

*Offer limited to items priced $750 or more. Excludes sale items and may not be combined with other discounts.

Our Company

About UsOur StoryFan ClubOur ReviewsFAQ

Our Services

ShopSell to UsRepairsCatalog RequestBlogs

Customer Service

Warranty10-Day Return PolicyAffirm FinancingShipping RatesGlossary

Contact Us

9595 Harding Avenue Miami Beach, FL 33154 (305) 865 0999
Areas we Serve
PRIVACY POLICYACCESSIBILITYSITEMAPCOOKIE SETTINGS
NEXT DAY SHIPPING

Gray and Sons Jewelers - Proudly Yours Unauthorized and Independent Certified Pre-Owned Watch and Estate Jewelry Discounter - Trusted Since 1980

Gray & Sons Jewelers is an independent seller of luxury pre-owned watches and jewelry. We are not affiliated with, endorsed by, or an authorized dealer of Rolex S.A., Rolex USA, or any other brand listed on our site. All watches and jewelry sold by Gray & Sons are pre-owned or refurbished, and we provide our own warranties on the items we sell. Trademarks including, but not limited to, Rolex, Tiffany & Co., Cartier, Patek Philippe and others are the property of their respective owners. All trademarks are the property of their respective owners and are used for identification purposes only. We reserve the right, at our sole discretion, to change, modify, or otherwise alter our policies and terms at any time without notice.
© 2026 Gray & Sons Jewelers | Created with care by Dibby GlobalBACK TO TOP
VISITCALL