Used Platinum Engagement Rings

A gorgeous Santa Maria color emerald cut aquamarine is the centerpiece of this handcrafted platinum engagement ring. The aquamarine weighing 1.16 carats is embellished with 6 bright ...

Platinum Engagement Ring 0.80 Total Diamond Weight Size 6.5 with 2.36 grams total weight.

Ring true. This classic 2.37 cushion cut diamond platinum engagement ring is intoxicating.

This is an amazing platinum engagement ring. The ring is centered with sparkling emerald cut diamond that weighs approximately 1.11ct.

This amazing platinum engagement ring from the Art Deco era, is centered with a sparkling old mine cut diamond that weighs 1.10ct. graded J-K color with VS1 clarity.

Harking back to the 50's, this vintage platinum engagement ring centers a 0.65-ct. round brilliant-cut diamond, H/VS, accented with shoulders set with 6 single-cut diamonds, for a to...

This elegant platinum engagement ring is centered with a sparkling GIA certified old mine cut diamond that weighs 1.17ct.

Platinum engagement ring with center igi certified 6.30 jsi1 pear shape (psc271) set with two trillians, features 1.81ct

1980s Sapphire and Diamond Platinum Engagement Ring. The Sapphire and Diamond Platinum Engagement Ring was made in the 1980s.

This stunning platinum engagement ring from the Edwardian era, is centered with a sparkling GIA certified diamond that weighs 0.96ct. graded J color with VS1 clarity.

Platinum engagement ring features 7.01 carat of round diamond I-vs2 (rdc3278) and 1.00 ct baguette on the sides.

This contemporary custom made platinum engagement ring is centered with a 2.90 ct transitional brilliant cut (early modern) diamond from the 1930s (K color, VS2 clarity).

Platinum engagement ring, with center approx. 3.15ct I VS1 diamond, and side two trillion diamonds - 1.10cts.

A wonderful well proportioned bright white and brilliant cushion weighing 2.04 carats is the centerpiece of this platinum engagement ring. The cushion comes with a report from the GI...

Vintage 1950s Diamond Platinum Engagement Ring. The Vintage Diamond Platinum Engagement Ring was made in the 1950s.

This fabulous platinum engagement ring from the Art Deco era, is centered with a sparkling GIA certified round brilliant cut diamond that weighs 1.00ct. graded J color with SI1 clari...

This stunning platinum engagement ring from the Art Deco era, centers a sparkling EGL certified round cut diamond that weighs 1.02ct. graded H-I color with VS2 clarity.

This gorgeous platinum engagement ring is centered with a sparkling GIA certified radiant cut diamond that weighs 2.16ct. graded G color with VS1 clarity.

A lively oval vivid red Ruby, weighing 1.21 carats is the centerpiece of this masterfully handcrafted platinum engagement ring. The perfectly cut oval ruby exhibits an amazing satura...

This fabulous platinum engagement ring is centered with a sparkling GIA certified diamond that weighs 1.22ct. graded J color with VS2 clarity.

This stunning platinum engagement ring is centered with a sparkling GIA certified round brilliant cut diamond that weighs 1.88ct. and is graded K color with VS1 clarity.

Diamond Swirl design Platinum engagement ring. .30ct full cut center stone with 19 Ideal full cut accent diamonds.

This is a chunky large Platinum Engagement Ring weighing 14.2g with a 2.05ct F-G VS1 Diamond as the main stone.

This magnificent platinum engagement ring from the Art Deco era, is centered with a sparkling GIA certified old European cut diamond that weighs 0.53ct. graded I color with VS2 clari...

This stunning platinum engagement ring is centered with a sparkling GIA certified circular brilliant cut diamond that weighs 1.03ct. graded J color with SI1 clarity.

This elegant platinum engagement ring is centered with a sparkling GIA certified old European cut diamond that weighs 0.77ct. and is graded K color with VS2 clarity.

This amazing platinum engagement ring from the Art Deco era is centered with a sparkling GIA certified old European brilliant cut diamond that weighs 1.02ct. graded K color with VS2 ...

This fabulous platinum engagement ring from the Art Deco era, is centered with a sparkling GIA certified round brilliant cut diamond that weighs 1.57ct. and is graded I color with SI...

An aquamarine and diamond platinum engagement ring. This beautiful pear cut aquamarine and diamond engagement ring is handcrafted in platinum.

An aquamarine and diamond platinum engagement ring. This beautiful oval cut aquamarine and diamond engagement ring is handcrafted in platinum.

Platinum Engagement ring that features 3.00ct G-VS2 GIA Certified Princess Cut main stone Diamond, surrounded by 1.40cts halo and sides diamonds.

This amazing platinum engagement ring from the 1920s, centers a sparkling GIA certified old mine brilliant cut diamond that weighs 1.61ct. graded H color with VS1 clarity.

This amazing platinum engagement ring from the Art Deco era, is centered with a sparkling GIA certified old European cut diamond that weighs 2.24ct. graded K color with VS2 clarity.

This magnificent platinum engagement ring from the 1950s, is centered with a sparkling GIA certified round brilliant cut diamond that weighs 1.02ct.

This stunning platinum engagement ring from the Edwardian era, is centered with a sparkling GIA certified circular brilliant cut diamond that weighs 1.38ct. and is graded K color wit...

Diamond platinum engagement ring, with a transitional round stone set in the center of filigree setting, with accent diamonds around the higher end of the crown. 1 transitional c...

Diamond Platinum Engagement Ring Setting Mounting The ring is Platinum There are 2 Tapered Diamond Baguettes 0.18 Carats F VS There is no center stone in the ring.

This stunning platinum engagement ring centers a sparkling old mine cut diamond that weighs 0.65ct. graded I color with VS clarity.

Exuding timeless elegance with a striking Art Deco influence, this stunning Diamond and Sapphire Platinum Engagement Ring is a true statement of refined sophistication.

Exuding timeless elegance with a striking Art Deco influence, this stunning Diamond and Sapphire Platinum Engagement Ring is a true statement of refined sophistication.

This elegant platinum engagement ring from the Art Deco era is centered with a sparkling GIA certified old mine cut diamond that weighs 1.02ct. graded K color with VVS2 clarity.

This amazing platinum engagement ring is centered with a royal blue GRS certified oval cut sapphire that weighs 4.04ct.

Vintage GIA 2.42 carat diamond platinum engagement ring, circa 1950s. The Vintage GIA 2.42 Carat Diamond Platinum Engagement Ring is a timeless piece of jewelry that exudes elegance...

1910 Edwardian Old European Diamond Platinum Engagement Ring. The Edwardian Old European Diamond Platinum Engagement Ring from 1910 is a beautiful example of Edwardain design.

An original Van Cleef & Arpels natural diamond platinum engagement ring. Centered with one natural round brilliant cut diamond weighing approximately 0.25 CT, approximately E–F c...

GIA Certified 1.02 Carat Round Natural Diamond Solitaire Platinum Engagement Ring GIA report number: 2186306657 Diamond: 1.02 carat round I VVS2 natural diamond Metal: Platinum Weig...

1940's late Art Deco transitional Ideal cut diamond platinum engagement Ring. EGL certified center stone with two baguette side diamonds in a platinum setting. 1 transitional brill...

Diamond Emerald Onyx Mosaic Platinum Engagement Ring. GIA certified center Transitional brilliant cut diamond in a Calibré cut genuine emerald and black Onyx ring in a Platinum setti...

This stunning platinum engagement ring is centered with a sparkling GIA certified round brilliant cut diamond that weighs 2.36ct. graded I color with SI2 clarity.

This stunning platinum engagement ring from the Art Deco era, centers a sparkling GIA certified old mine brilliant cut diamond that weighs 2.03ct. and is graded G color with VS2 clar...

This stunning platinum engagement ring from the 1920s, centers a sparkling GIA certified old mine brilliant cut diamond that weighs 1.01ct.

Vintage Diamond Platinum Engagement Ring Set Circa 1950s. This Vintage Diamond and Platinum Engagement Ring Set was made in the 1950s.

Romantic, elegant, and full of period character, it is perfect for someone who appreciates certified antique diamonds, sparkling diamond accents, and classic platinum engagement ring...

This elegant platinum engagement ring from the Art Deco era is centered with a sparkling GIA certified round brilliant cut diamond that weighs 1.10ct. graded I color with SI1 clarity.

This stunning platinum engagement ring from the Art Deco era, is centered with a sparkling EGL certified old European cut diamond that weighs 2.65ct. graded J-K color with VS2 clari...

Platinum engagement ring features 1.03 carat of round diamond and .20 ct baguette on the sides.

This perfect platinum engagement ring centers a stunning GIA-certified, prong-set 2.09-carat emerald-cut diamond, radiating brilliance with H color and VS-1 clarity.

This elegant platinum engagement ring from the early 20th century, is centered with a sparkling GIA certified old European cut diamond that weighs 1.91ct. graded K color with VS1 cla...

A refined expression of timeless elegance, this exquisite platinum engagement ring centers on a captivating approximately 1.75 carat emerald-cut emerald, celebrated for its rich gree...

Timeless and breathtaking, this GIA Certified 1.91 Carat Round Cut Diamond Platinum Engagement Ring is a stunning expression of elegance and exceptional craftsmanship.