3-Stone Diamond and Platinum GIA Certified Engagement Ring In A Tiffany Setting

This elegant Platinum Vintage Engagement Ring showcases a timeless 1.09-carat Natural Old European Brilliant-Cut Diamond at its center. Graded J in color and VS1 in clarity, this dia...

Size: 4 3/4 Sizing Fee: Up 2 sizes for $80 or Down 1 size for $60 Date: May 1, 2026 Metal Content: Platinum 950 Stone Information Natural Diamond Carat(s): .90ct Cut: Round Brill...

Stunning Platinum Vintage Diamond Engagement Ring Featuring a GIA Certified 2.18ct Center Diamond. Center Diamond Carat Weight: 2.18ct Earth Mined Center Diamond Cut: Round Brillia...

An elegant vintage GIA-certified diamond ring set in platinum. The piece predominately features a beautiful round brilliant-cut diamond. The diamond is four-claw set to centre withi...

This timeless platinum ring showcases a 1.20 carat GIA-certified round brilliant cut diamond, graded G color and SI2 clarity. The center stone is enhanced by four tapered baguette di...

A classic Tiffany & Co. engagement ring, showcasing a 1.01 carats round brilliant cut diamond certified by GIA as I color, VVS2 clarity, and triple X (Excellent in cut, polish, and s...

A breathtaking vintage 6.03ct diamond three-stone ring set in platinum. The piece centrally features a magnificent round brilliant-cut diamond. The diamond is six-claw set to centre...

A stunning, fine and impressive vintage 3.53 carat diamond and platinum trilogy ring; part of our diverse engagement ring collections. This stunning 1950s vintage engagement ring ha...

This exquisite engagement ring features a 1.00ct round brilliant cut diamond with F color and VVS2 clarity, complemented by two additional GIA certified round diamonds. Set in luxuri...

Look no further! This platinum diamond engagement ring might just be exactly what you were searching for. Featuring a fantastic 1.17 carat H/VVS2 round brilliant cut diamond as its c...