Colombian Emerald and Diamond Ring, Circa 1970.

Colombian emerald and diamond ring. Centrally set with a rectangular old cut natural Colombian emerald with no colour enhancement and minor clarity enhancement in an open back split ...

Colombian emerald and diamond ring. Set to the centre with one octagonal emerald-cut natural Colombian emerald with minor clarity enhancement in an open back claw setting with an app...

Colombian emerald and diamond ring. Centrally set with one octagonal emerald-cut natural Colombian emerald with minor oil in an open back part rubover setting with an approximate wei...

Vintage emerald solitaire ring. Centrally set with an octagonal emerald-cut natural Zambian emerald with moderate clarity enhancement in an open...

Finely crafted in 18k yellow gold with an East-West set Emerald cut Emerald weighing 3.06 carats and accenting Round Brilliant and Baguette cut Diamonds weighing a total of 2.04 cara...

Finely crafted in 18k yellow gold with an Emerald at the center weighing approximately 2.50 carats, surrounded by Round Brilliant and Baguette cut Diamonds weighing a total of approx...

A stunning, fine and impressive vintage French 3.78 carat Colombian emerald and 2.18 carat diamond, 18 karat yellow gold and platinum set dress ring; part of our diverse diamond jewellery and estate jewelry collections. This stunning, fine and impressive diamond emerald and diamond dress ring has been crafted in 18k yellow gold with platinum settings. The substantial, domed setting is ornamented with a stunning feature collet set 3.78 ct emerald cut Colombian emerald. The stunning feature emerald is flanked on either side by an individually pear-shaped platinum collet set transitional modern brilliant round cut diamond. The ring shoulders blend with the main setting and meld seamlessly with the plain ring shank. The ring is hallmarked to the outer surface of the shank with the French hallmarks for 18k gold (eagle's head), platinum (dog's head) and the maker's mark. This impressive emerald and diamond dress ring in yellow gold is supplied with two IDGL diamond and gemstone grading report certificates, in addition to a Gem Paris report certificate.* 'Rather than regarding inclusions in coloured stones as harmful, in small sizes and numbers that do not in any way detract from their beauty, they should be regarded as adding to desirability, for they provide identifying characteristics.' Reference: The Connoisseur's Guide to Precious Gemstones, R. Wise, Brunswick House Press. NOTE: * This documentation accredits the emerald originating in Colombia and certifies that the gemstone shows modifications by moderate enhancement, which does not significantly affect the appearance of the stone. Images do not always reflect the true colour and brilliance of gemstones and diamonds. The video however provides a truer representation of the actual colour and showcases each stone. Condition This stunning vintage dress ring is excellent quality, set with a stunning Colombian emerald displaying a fine colour, brilliance and presence. The impressive high colour and clarity graded diamonds display a fine white colour and brilliance. The ring is a superior gauge of gold and platinum and is in excellent condition, with clear hallmarks to the outer surface of the shank. Reflections in photographs may detract from the true representation of this fine example of vintage emerald jewellery...

A vintage Colombian emerald and diamond ring, the octagonal-cut emerald weighing 4.41 carats, accompanied by GCS report stating to be of Col...