3.85 Carat French Blue Sapphire and Diamond Antique Art Deco Engagement Ring in Platinum

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This absolutely stunning antique French Art Deco engagement ring features an emerald-cut, 3.85 carat Blue Sapphire. The Blue Sapphire is surrounded by approximately 1.50 total carats of gorgeous sparkling Diamonds in a beautiful Platinum setting. This ring is massive! The Blue Sapphire is a deep midnight blue. It's difficult to photograph, but in real life it's wonderful. It's like a sleek pool of navy ink with flashes of bright blue. It’s beautifully set in its traditional Art Deco design and really feels like a slice of history. Who knows the parties this ring has been to!  The Diamonds are absolutely exquisite in this piece. This would make a stunning engagement ring or dress ring, especially for someone who loves to wear a lot of dark colours. This ring in luxurious and extraordinary. Watch our video on the magic of Art Deco jewels

This ring is a size L (US 5 1/2) and can be sized to fit. If you need an alternate size, please write it in the Notes section upon checkout and we are happy to size it accordingly, free of charge. Please note, re-sizing can add up to two weeks to delivery times and your purchase will still be returnable for a full refund, as per our Refund Policy.

All of our rings come in a beautiful velvet box, as seen in our pictures. Please note the colour you would prefer in the Notes section, or, leave it blank and we’re happy to surprise you with the colour we think will best suit your beautiful new item!

We can accept all major credit and debit cards and you can also checkout using PayPal, click “checkout” to be guided through all the options. 

If you have any further questions about this item, or would like to request more photos, please contact us and we will get back to you as quickly as possible.


Antique Art Deco (French)


Dress/Engagement Ring  




L - can be sized



Centre Stone

Blue Sapphire

Carat Weight

3.85 ct



Accent Stones


Total Carat Weight

1.50 ctw (approximate)


G/H, VS1