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3.75 ct Ruby and 0.48 ct Diamond, 18 ct White Gold Cluster Ring - Vintage Circa 1990

A stunning 3.75 carat ruby and 0.48 carat diamond, 18 carat white gold cluster style dress ring; part of our diverse vintage jewellery and estate jewelry collections

SKU: A7521

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3.75 ct Ruby and 0.48 ct Diamond, 18 ct White Gold Cluster Ring - Vintage Circa 1990 Video
Vintage Ruby and Diamond Cluster Ring
3.75 ct Ruby and 0.48 ct Diamond, 18 ct White Gold Cluster Ring - Vintage Circa 1990


This stunning, fine and impressive vintage vintage ruby ring has been crafted in 18 ct white gold.

The pierced decorated, oval shaped setting is ornamented with a feature 3.75 ct oval mixed cut ruby, four claw set in relief to the centre of the cluster design.

The central ruby is encircled by thirteen pavé set modern brilliant round cut diamonds.

The pierced decorated, elevated ring shoulders are embellished with a total of ten pavé set modern brilliant round cut diamonds, and meld seamlessly with the plain ring shank.

The ring is hallmarked to the interior of the shank with the maker's mark 'KM', the 18 ct gold fineness mark (750) and the Birmingham Assay Office hallmark (anchor).

This vintage 1990's cocktail ring is supplied with an independent diamond grading report card.

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.

View the complete range of gemstone rings at AC Silver

AC Silver


This impressive ruby and diamond cluster ring is fine quality set with a ruby and very well colour matched, very high colour graded diamonds.

The ring is a very good gauge of gold and is in excellent condition with clear hallmarks to the interior of the shank.

Reflections in photographs may detract from the true representation of this fine example of vintage jewellery/estate jewelry.

Ruby Quality

Colour Red-pink

Cut Oval mixed

Content 3.75 carats

Dimensions 10.98mm x 7.99mm x 3.31mm

Diamond Quality

Colour (average grades) G

Clarity (average grades) SI2

Cut Modern brilliant round

Content (total) 0.48 carat


Length of setting 1.47cm/0.57"

Width of setting 2cm/0.78"

Height of setting 6.90mm/0.27"

Ring Size

UK Size L 1/2

USA Size 5 7/8

The ring size may be professionally adjusted on request to meet your personal requirements.

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Andrew Campbell started trading in antiques during the 1970s. Initially, Andrew lived in the South of England, travelling the country, searching for items of silver to buy. Andrew sold these items at various London markets and antique fairs. Over time, and through selling at a range of venues, Andrew built up a large and diverse customer base from private buyers to national and international trade customers.
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