0.48 Ct Opal and 0.15 Ct Diamond, 18 Ct Yellow Gold Cluster Ring - Vintage

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A fine and impressive vintage 0.48 carat opal and 0.15 carat diamond, 18 carat yellow gold, 18 ct white gold set cluster ring; an addition to our vintage jewellery and estate jewelry collections.

This fine and impressive vintage opal ring has been crafted in 18 carat yellow gold with an 18k white gold setting.

The pierced decorated style mount displays an impressive feature collet set, 0.48 ct cabochon cut opal encircled with twelve eight-cut diamonds.

The 18k white gold set elevated pierced decorated tapering shoulders are embellished with a textured design.

The shoulders are accented with a subtle rindge at the junction with the plain hallmarked 18 ct yellow gold shank.

This 1940’s opal ring is supplied with an independent diamond grading report card.

Opal Quality

Color Natural
Cut Cabochon
Content 0.48 carat
Dimensions 6.22mm x 5.78mm x 2.07mm

Diamond Quality

Color (average grades) I
Clarity (average grades) SI 1
Cut Eight-cut
Content (total) 0.15 carat


Length of cluster 1.05cm/0.41"
Width across cluster 1.75cm/0.68"
Height of setting 6.75mm/0.26"

Ring Size

UK Size O
USA Size 7

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

Date: Circa 1940

Video: A video of this fine piece is available upon request.

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

AC Silver Item Ref. SKU: A1155
Date of Manufacture
Circa 1940
18k Gold
Yellow Gold
Excellent. This vintage ring is set with an impressive natural opal and very high colour graded old cut diamonds. The ring is a very good gauge of gold and is in excellent condition with a clear "18 ct gold" hallmark to the inner shank..
0.26 in. H x 0.68 in. W x 0.41 in. L
1 cm H x 2 cm W x 1 cm L
0.41 in. (1 cm)
Dealer Location
Jesmond, United Kingdom
Number of Items
Reference Number
Contact The Seller
Response Time: Usually within 6 hours
1stdibs seller since 2015
Located in Jesmond, Newcastle Upon Tyne