1.70ct Thai Ruby and 0.70ct Diamond, 18ct White Gold Cluster Ring - Vintage Circa 1950

GBP 7,950.00

Contact Dealer To Purchase

Object Description

A stunning, fine and impressive vintage 1.70 carat Thai ruby and 0.70 carat diamond, 18 carat white gold and platinum set cluster ring; part of our vintage jewellery and estate jewelry collections.

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

The pierced decorated frame is ornamented with a stunning central feature claw set 1.70ct cushion cut Thai ruby.

The feature ruby is encircled by fourteen impressive transitional modern brilliant round cut diamonds, each collet set within a millegrain decorated frame.

The elevated and tapering, pierced decorated ring shoulders integrate with the main setting and blend seamlessly with the plain hallmarked ring shank.

The vintage dress ring is hallmarked to the interior of the shank with the mark for platinum (PLAT) and the fineness mark for 18ct gold (18CT).

This impressive unheated ruby engagement ring is supplied with an independent diamond grading report card.

This stunning vintage ruby 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 (Siam) 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.

Ruby Quality
Origin Thailand (Siam)
Cut Cushion
Content 1.70 carats
Dimensions 7.40mm x 7.30mm x 3.40mm

Diamond Quality
Colour (average grades) G
Clarity (average grades) SI1
Cut Transitional Modern Brilliant Round
Content 0.70 carat

Width of setting 1.27cm/0.5″
Height of setting 5.31mm/0.21″

Ring Size
UK Size M 1/2
USA Size 6 1/4

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

3 grams

Object History

Date: Circa 1950

Object Literature


FREE OF CHARGE to all customers – including national and international

Dispatch is either the same or next working day once a payment is received.


Insurance cover is provided FREE OF CHARGE for items up to the value of

All items are fully insured and sent at the risk of AC Silver.

Complimentary insurance valuation with images and text is provided with
your purchase.

Object Condition

This Thai ruby and diamond ring is excellent quality, set with a stunning Thai ruby displaying fine colour brilliance and presence.
The impressive, well colour matched and high colour graded supporting diamonds display a fine white colour and brilliance.
The unheated ruby engagement ring is an excellent gauge of gold platinum and is in excellent condition, with clear hallmarks to the interior.

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

Object Details

Dealer Opening Times

By appointment only.

Dealer Contact

+44 (0)191 240 2645
+44 (0)7836 286218

Dealer Location

35b St Georges Terrace
Tyne and Wear

Tel: +44 (0) 191 240 2645

Fax: +44 (0) 191 240 2647

VAT: GB 500 0310 42

View Map