1920s 2.57ct Cushioned Old Mine Cut Diamond Engagement Ring with Shoulders Plat

Finely crafted in platinum with a GIA certified Old Mine cut Diamond weighing 2.50 carats, I color, VS1 clarity, GIA #12118436. The ring features 2 Shield cut side Diamonds weighing ...

Finely crafted in platinum with a GIA certified Old Mine cut Diamond weighing 1.03 carats, F color, I2 clarity, GIA #7312552435. The ring features 4 Baguette cut side Diamonds. Circa...

Finely crafted in platinum with an Old Mine cut Diamond at the center weighing 1.62 carats, I color, SI1 clarity. The ring features accenting Baguette and Single cut Diamonds on the ...

Finely crafted in platinum with an Old Mine cut Diamond weighing approximately 2.20 carats, I-J color, SI2 clarity. The ring features small Old European cut Diamonds on the setting w...

It’s impossible not to fall in love with this breathtaking antique engagement ring - a perfect choice for a romantic and unforgettable proposal. At the heart of this exquisite piece...

Beautiful Antique Art Deco Platinum Old Mine Diamond Engagement Ring - GIA. This incredible Art Deco old mine diamond engagement ring is crafted in platinum. This ring features a gor...

Here we have an exquisite engagement ring focally featuring an impressive 3.58 carat old mine cut diamond. This principal stone sits proud at the centre of the face in a neat four-cl...

Beautiful Antique Art Deco Platinum Old Mine Diamond French Cut Engagement Ring - GIA. This incredible old mine diamond engagement ring is crafted in platinum. The ring features a go...

Finely crafted in platinum with an Old Mine cut Diamond at the center weighing approximately 0.80 carat, H color, VS2 clarity. The ring features smaller accenting Round cut Diamonds ...

The unique beauty of this magnificent engagement ring cannot be matched! This wonderful antique three-stone engagement ring is beautifully centred with an old mine cut diamond weigh...