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0.74 ct Diamond, 18 ct Yellow Gold Trilogy Ring - Antique Circa 1920

A fine and impressive antique diamond trilogy ring with 0.74 ct (total) diamonds, in 18 carat yellow gold with platinum settings; part of our diverse antique jewellery and estate jewelry collections

SKU: A2738
0.74 ct Diamond, 18 ct Yellow Gold Trilogy Ring - Antique Circa 1920
0.74 ct Diamond, 18 ct Yellow Gold Trilogy Ring - Antique Circa 1920


This impressive antique diamond trilogy ring has been crafted in 18 ct yellow gold with platinum settings.

The main pierced decorated setting displays three well colour matched Old European round cut diamonds .

The elevated pierced decorated ring shoulders are accented with a shaped platinum design embellished with millegrain decorated borders.

This authentic 1920's trilogy ring has a plain, hallmarked 18 ct yellow gold ring shank.

The hallmarks to the interior of the shank include the 18ct gold fineness mark (18ct) and platinum mark(plat).

The antique diamond trilogy ring ring is supplied with an independent diamond grading certificate in addition to the diamond grading report card shown.

View the complete range of antique rings at AC Silver


This impressive antique diamond trilogy ring is fine quality, displaying an impressive set of very high colour graded and very high clarity graded old cut diamonds.

The ring is a very good gauge of gold and in excellent condition.

The hallmarks are worn in keeping with age, but remain legible.

Reflections in photographs may detract from the true representation of this fine antique diamond trilogy ring.

Diamond Quality

Central Diamond

Colour I

Clarity VVS2

Cut Old European round

Content 0.28carat

Dimensions 3.87mm x 3.72mm x 2.02mm

Supporting Diamonds

Colour I

Clarity SI2

Cut Old European round

Content (total) 0.46 carat

Total Diamond Content

0.74 carat

If you would like to view a copy of the diamond grading certificate, please contact us, providing your email address, and a PDF file will be sent.


Width across setting 1.34cm/0.52"


Height of setting 5.77mm/0.2"


Ring Size

UK Size N

USA Size 6 1/2

This ring may be professionally adjusted in size 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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NE2 2SU,
United Kingdom
Tel: +44 (0) 191 240 2645

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