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1.00ct Diamond and Platinum Trilogy Ring - Antique Circa 1925

A stunning, fine and impressive antique 1.00 carat diamond and platinum trilogy ring; part of our diverse diamond jewellery and estate jewelry collections

SKU: C5757

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1.00ct Diamond and Platinum Trilogy Ring - Antique Circa 1925 Video
One Carat Diamond Trilogy Ring
1.00ct Diamond and Platinum Trilogy Ring - Antique Circa 1925


This stunning, fine and impressive diamond antique trilogy ring has been crafted in platinum.

The antique ring displays three fine and impressive individually claw set transitional modern brilliant round cut diamonds, totalling 1ct.

The elevated, pierced decorated ring shoulders integrate with the claw setting and blend seamlessly with the plain platinum ring shank.

This one carat diamond trilogy ring has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as platinum.

This impressive diamond engagement ring is supplied with three independent diamond grading report certificates.

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.

AC Silver


This one carat diamond trilogy ring is excellent quality, set with fine and impressive high colour graded diamonds displaying fine white colour and brilliance.

The diamond ring is an excellent gauge of platinum and is in excellent condition.

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

Diamond Quality

Feature Diamond One

Colour I

Clarity VS1

Cut Round Brilliant

Content 0.49 carat

Dimensions 4.89mm x 3.02mm

Feature Diamond Two

Colour H

Clarity SI2

Cut Round Brilliant

Content 0.26 carat

Dimensions 4.03mm x 2.51mm

Feature Diamond Three

Colour G

Clarity SI2

Cut Round Brilliant

Content 0.25 carat

Dimensions 4.12mm x 2.39mm

Total Diamond Content

1.00 carat


Width of setting 6mm/0.24"

Height of setting 4.73mm/0.19"

Ring Size

UK Size M 1/2

USA Size 6 1/4

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


3.44 grams

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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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