.56 Carat Retro Tiffany & Co. Ruby and Diamond Engagement Ring 1725 Opals have always been a

Opals have always been a gem of intrigue and allure and this Shreve & Co

43 carat old European cut diamond

Antique Art Deco engagement ring made in platinum and centered with a GIA certified 1

The accentuated prongs on this ring are stunning

53 carat old European cut diamond with F color and VS1 clarity

.56 Carat Retro Tiffany & Co. Ruby and Diamond Engagement Ring 1725 Opals have always been aRetro engagement ring made in 18K yellow gold and platinum and centered with a GIA certified . 56 carat I color VS2 clarity carat transitional cut diamond and accented by two round rubies. Signed Tiffany & Co. Circa 1960. You can't help but smile every time you catch a glimpse of the bright rubies on this sweet Tiffany ring! Diamond and gold mining has caused devastation in areas such as Africa, wreaking havoc on delicate ecosystems and communities.