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Thai Ruby and Diamond Ring UK

1.20 ct Ruby and 1.54 ct Diamond, 18 ct Rose Gold Dress Ring - Antique Circa 1910

A stunning, fine and impressive 1.20 carat ruby and 1.54 carat diamond, 18 carat rose gold dress ring; part of our diverse antique jewellery collections

SKU C7153


This stunning, fine and impressive antique ruby and diamond ring has been crafted in 18 ct rose gold with an platinum setting.

The pierced decorated, platinum setting is ornamented with a stunning feature 1.20 ct cushion cut ruby, claw set to the centre of the arrangement.

The ruby is encircled by ten pave set Old European cut diamonds.

The elevated ring shoulders are ornamented with two pavé set Old European cut diamonds and blend seamlessly with the hallmarked ring shank.

The ring is hallmarked to the exterior of the shank with the French import mark for platinum (masked man) and gold (owl); these marks are used for finished articles brought into France to be examined by the French assay office.

This stunning ring has been independently tested using state of the art technology (Niton XL2 Analyzer) and verified as 18 carat gold and platinum.

This impressive antique ring is supplied with an independent diamond and gemstone grading report card.

This impressive Thai ruby and diamond ring is supplied with a ruby report card and certificate supplied by the Gemmological Certification Services, London*.

NOTE: * This documentation accredits the ruby originating in Thailand/Cambodia and certifies that the gemstone shows no indications of heating; non-heated rubies are a scarcity.

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 antique ruby jewellery

This stunning cluster ring is excellent quality, set with a stunning feature ruby displaying fine colour, brilliance and presence.

The impressive diamonds display a fine white colour, brilliance and presence.

The ring is an exceptional gauge of gold and is in exceptional condition, with clear hallmarks to the exterior of the shank.

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

Colour Red (Medium Dark, Moderately Strong, Red-Purple)

Cut Cushion

Content 1.20 carats

Dimensions 6.50mm x 8.00mm x 2.40mm

Colour (average grades) I

Clarity (average grades) SI2

Cut Old European

Content 1.54 carats

Number of Diamonds


Length of setting 1.64cm/0.65"

Width of setting 1.35cm/0.53"

Height of setting 5.12mm/0.2"

UK Size N 1/2

USA Size 6 3/4

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

4.66 grams

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Proud Members of

International Federation of Art and Antique Dealer Associations CINOA
National Association of Jewellery UK's trade association NAJ